diff --git a/src/main/resources/correct-rdf-turtle-11-ebfn-spec.txt b/src/main/resources/correct-rdf-turtle-11-ebfn-spec.txt
new file mode 100644
index 0000000..7139919
--- /dev/null
+++ b/src/main/resources/correct-rdf-turtle-11-ebfn-spec.txt
@@ -0,0 +1,56 @@
+turtleDoc	::=	statement*
+statement	::=	directive | triples '.'
+directive	::=	prefixID | base | sparqlPrefix | sparqlBase
+prefixID	::=	'@prefix' PNAME_NS IRIREF '.'
+base	::=	'@base' IRIREF '.'
+sparqlBase	::=	'BASE' IRIREF
+sparqlPrefix	::=	'PREFIX' PNAME_NS IRIREF
+triples	::=	subject predicateObjectList | blankNodePropertyList predicateObjectList?
+predicateObjectList	::=	verb objectList (';' (verb objectList)?)*
+objectList	::=	object (',' object)*
+verb	::=	predicate | 'a'
+subject	::=	iri | BlankNode | collection
+predicate	::=	iri
+object	::=	iri | BlankNode | collection | blankNodePropertyList | literal
+literal	::=	RDFLiteral | NumericLiteral | BooleanLiteral
+blankNodePropertyList	::=	'[' predicateObjectList ']'
+collection	::=	'(' object* ')'
+NumericLiteral	::=	INTEGER | DECIMAL | DOUBLE
+RDFLiteral	::=	String (LANGTAG | '^^' iri)?
+BooleanLiteral	::=	'true' | 'false'
+String	::=	STRING_LITERAL_QUOTE | STRING_LITERAL_SINGLE_QUOTE | STRING_LITERAL_LONG_SINGLE_QUOTE | STRING_LITERAL_LONG_QUOTE
+iri	::=	IRIREF | PrefixedName
+PrefixedName	::=	PNAME_LN | PNAME_NS
+BlankNode	::=	BLANK_NODE_LABEL | ANON
+IRIREF	::=	'<' (#'[^\u0000-\u0020<>\"{}|^`\\]' | UCHAR)* '>' 
+PNAME_NS	::=	PN_PREFIX? ':'
+PNAME_LN	::=	PNAME_NS PN_LOCAL
+BLANK_NODE_LABEL	::=	'_:' (PN_CHARS_U | #'[0-9]') ((PN_CHARS | '.')* PN_CHARS)?
+LANGTAG	::=	'@' #'[a-zA-Z]'+ ('-' #'[a-zA-Z0-9]'+)*
+INTEGER	::=	#'[+-]'? #'[0-9]'+
+DECIMAL	::=	#'[+-]'? #'[0-9]'* '.' #'[0-9]'+
+DOUBLE	::=	#'[+-]'? (#'[0-9]'+ '.' #'[0-9]'* EXPONENT | '.' #'[0-9]'+ EXPONENT | #'[0-9]'+ EXPONENT)
+EXPONENT	::=	#'[eE]' #'[+-]'? #'[0-9]'+
+STRING_LITERAL_QUOTE	::=	'"' (#'[^\u0022\u005C\u000A\u000D]' | ECHAR | UCHAR)* '"' 
+STRING_LITERAL_SINGLE_QUOTE	::=	"\'" (#'[^\u0027\u005C\u000A\u000D]' | ECHAR | UCHAR)* "\'" 
+STRING_LITERAL_LONG_SINGLE_QUOTE	::=	"\'\'\'" (("\'" | "\'\'")? (#'[^\'\\]' | ECHAR | UCHAR))* "\'\'\'"
+STRING_LITERAL_LONG_QUOTE	::=	'"""' (('"' | '""')? (#'[^\"\\]' | ECHAR | UCHAR))* '"""'
+UCHAR	::=	'\\u' HEX HEX HEX HEX | '\\U' HEX HEX HEX HEX HEX HEX HEX HEX
+ECHAR	::=     '\\u005C' #'[tbnrf"\'\\]'
+WS	::=     #'[\s]'+ | #'#.*'
+ANON	::=	'[' WS* ']'
+PN_CHARS_BASE	::=	#'[A-Z]' | #'[a-z]' | #'[\u00C0-\u00D6]' |
+			#'[\u00D8-\u00F6]'  | #'[\u00F8-\u02FF]' | 
+			#'[\u0370-\u037D]'  | #'[\u037F-\u1FFF]' | 
+			#'[\u200C-\u200D]'  | #'[\u2070-\u218F]' |
+			#'[\u2C00-\u2FEF]'  | #'[\u3001-\uD7FF]' | 
+			#'[\uF900-\uFDCF]'  | #'[\uFDF0-\uFFFD]' | 
+			#'[\x{10000}-\x{EFFFF}]'
+PN_CHARS_U	::=	PN_CHARS_BASE | '_'
+PN_CHARS	::=	PN_CHARS_U | '-' | #'[0-9]' | '\\u00B7' | #'[\u0300-\u036F]' | #'[\u203F-\u2040]'
+PN_PREFIX	::=	PN_CHARS_BASE ((PN_CHARS | '.')* PN_CHARS)?
+PN_LOCAL	::=	(PN_CHARS_U | ':' | #'[0-9]' | PLX) ((PN_CHARS | '.' | ':' | PLX)* (PN_CHARS | ':' | PLX))?
+PLX	::=	PERCENT | PN_LOCAL_ESC
+PERCENT	::=	'%' HEX HEX
+HEX	::=	#'[0-9]' | #'[A-F]' | #'[a-f]'
+PN_LOCAL_ESC	::=	'\\u005C' ('_' | '~' | '.' | '-' | '!' | '$' | '&' | '\\u0027' | '(' | ')' | '*' | '+' | ',' | ';' | '=' | '/' | '?' | '#' | '@' | '%')
diff --git a/src/main/resources/echar.txt b/src/main/resources/echar.txt
new file mode 100644
index 0000000..bed5773
--- /dev/null
+++ b/src/main/resources/echar.txt
@@ -0,0 +1 @@
+ECHAR	::=     '\\u005C' #'[tbnrf"\'\\]'
diff --git a/src/main/resources/example.ttl b/src/main/resources/example.ttl
new file mode 100644
index 0000000..b8b1f84
--- /dev/null
+++ b/src/main/resources/example.ttl
@@ -0,0 +1,15 @@
+@base <http://example.org/> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix foaf: <http://xmlns.com/foaf/0.1/> .
+@prefix rel: <http://www.perceive.net/schemas/relationship/> .
+
+<#green-goblin>
+    rel:enemyOf <#spiderman> ;
+    a foaf:Person ;    # in the context of the Marvel universe
+    foaf:name "Green Goblin" .
+
+<#spiderman>
+    rel:enemyOf <#green-goblin> ;
+    a foaf:Person ;
+    foaf:name "Spiderman", "Человек-паук"@ru .
diff --git a/src/main/resources/example0.ttl b/src/main/resources/example0.ttl
new file mode 100644
index 0000000..bceb6d8
--- /dev/null
+++ b/src/main/resources/example0.ttl
@@ -0,0 +1,22 @@
+# A triple with all absolute IRIs
+<http://one.example/subject1> <http://one.example/predicate1> <http://one.example/object1> .
+
+@base <http://one.example/> .
+<subject2> <predicate2> <object2> .     # relative IRIs, e.g. http://one.example/subject2
+
+BASE <http://one.example/>
+<subject2> <predicate2> <object2> .     # relative IRIs, e.g. http://one.example/subject2
+
+@prefix p: <http://two.example/> .
+p:subject3 p:predicate3 p:object3 .     # prefixed name, e.g. http://two.example/subject3
+
+PREFIX p: <http://two.example/>
+p:subject3 p:predicate3 p:object3 .     # prefixed name, e.g. http://two.example/subject3
+
+@prefix p: <path/> .                    # prefix p: now stands for http://one.example/path/
+p:subject4 p:predicate4 p:object4 .     # prefixed name, e.g. http://one.example/path/subject4
+
+@prefix : <http://another.example/> .    # empty prefix
+:subject5 :predicate5 :object5 .        # prefixed name, e.g. http://another.example/subject5
+
+:subject6 a :subject7 .                 # same as :subject6 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> :subject7 .
\ No newline at end of file
diff --git a/src/main/resources/example1.ttl b/src/main/resources/example1.ttl
new file mode 100644
index 0000000..c2a4884
--- /dev/null
+++ b/src/main/resources/example1.ttl
@@ -0,0 +1,10 @@
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix dc: <http://purl.org/dc/elements/1.1/> .
+@prefix ex: <http://example.org/stuff/1.0/> .
+
+<http://www.w3.org/TR/rdf-syntax-grammar>
+  dc:title "RDF/XML Syntax Specification (Revised)" ;
+  ex:editor [
+    ex:fullname "Dave Beckett";
+    ex:homePage <http://purl.org/net/dajobe/>
+  ] .
diff --git a/src/main/resources/example10.ttl b/src/main/resources/example10.ttl
new file mode 100644
index 0000000..1d9081d
--- /dev/null
+++ b/src/main/resources/example10.ttl
@@ -0,0 +1,7 @@
+@prefix foaf: <http://xmlns.com/foaf/0.1/> .
+
+[ foaf:name "Alice" ] foaf:knows [
+    foaf:name "Bob" ;
+    foaf:knows [
+        foaf:name "Eve" ] ;
+    foaf:mbox <bob@example.com> ] .
\ No newline at end of file
diff --git a/src/main/resources/example11.ttl b/src/main/resources/example11.ttl
new file mode 100644
index 0000000..d94c0c1
--- /dev/null
+++ b/src/main/resources/example11.ttl
@@ -0,0 +1,6 @@
+_:a <http://xmlns.com/foaf/0.1/name> "Alice" .
+_:a <http://xmlns.com/foaf/0.1/knows> _:b .
+_:b <http://xmlns.com/foaf/0.1/name> "Bob" .
+_:b <http://xmlns.com/foaf/0.1/knows> _:c .
+_:c <http://xmlns.com/foaf/0.1/name> "Eve" .
+_:b <http://xmlns.com/foaf/0.1/mbox> <bob@example.com> .
\ No newline at end of file
diff --git a/src/main/resources/example2-new.ttl b/src/main/resources/example2-new.ttl
new file mode 100644
index 0000000..79ab3cb
--- /dev/null
+++ b/src/main/resources/example2-new.ttl
@@ -0,0 +1,9 @@
+@prefix : <http://example.org/stuff/1.0/> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+:a :b
+  [ rdf:first "apple";
+    rdf:rest [ rdf:first "banana";
+               rdf:rest rdf:nil ]
+  ] .
+
+
diff --git a/src/main/resources/example2.ttl b/src/main/resources/example2.ttl
new file mode 100644
index 0000000..79ab3cb
--- /dev/null
+++ b/src/main/resources/example2.ttl
@@ -0,0 +1,9 @@
+@prefix : <http://example.org/stuff/1.0/> .
+@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+:a :b
+  [ rdf:first "apple";
+    rdf:rest [ rdf:first "banana";
+               rdf:rest rdf:nil ]
+  ] .
+
+
diff --git a/src/main/resources/example3-new.ttl b/src/main/resources/example3-new.ttl
new file mode 100644
index 0000000..c208f93
--- /dev/null
+++ b/src/main/resources/example3-new.ttl
@@ -0,0 +1,9 @@
+@prefix : <http://example.org/stuff/1.0/> .
+
+:a :b "The first line\nThe second line\n  more" .
+
+:a :b """The first line
+The second line
+  more""" .
+
+
diff --git a/src/main/resources/example3.ttl b/src/main/resources/example3.ttl
new file mode 100644
index 0000000..c208f93
--- /dev/null
+++ b/src/main/resources/example3.ttl
@@ -0,0 +1,9 @@
+@prefix : <http://example.org/stuff/1.0/> .
+
+:a :b "The first line\nThe second line\n  more" .
+
+:a :b """The first line
+The second line
+  more""" .
+
+
diff --git a/src/main/resources/example4.ttl b/src/main/resources/example4.ttl
new file mode 100644
index 0000000..57709ad
--- /dev/null
+++ b/src/main/resources/example4.ttl
@@ -0,0 +1,2 @@
+@prefix : <http://example.org/stuff/1.0/> .
+(1 2.0 3E1) :p "w" .
diff --git a/src/main/resources/example5.ttl b/src/main/resources/example5.ttl
new file mode 100644
index 0000000..4af8085
--- /dev/null
+++ b/src/main/resources/example5.ttl
@@ -0,0 +1,2 @@
+PREFIX : <http://example.org/stuff/1.0/>
+(1 [:p :q] ( 2 ) ) :p2 :q2 .
diff --git a/src/main/resources/example6.ttl b/src/main/resources/example6.ttl
new file mode 100644
index 0000000..0a9075c
--- /dev/null
+++ b/src/main/resources/example6.ttl
@@ -0,0 +1,13 @@
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix show: <http://example.org/vocab/show/> .
+@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
+
+show:218 rdfs:label "That Seventies Show"^^xsd:string .            # literal with XML Schema string datatype
+show:218 rdfs:label "That Seventies Show"^^<http://www.w3.org/2001/XMLSchema#string> . # same as above
+show:218 rdfs:label "That Seventies Show" .                                            # same again
+show:218 show:localName "That Seventies Show"@en .                 # literal with a language tag
+show:218 show:localName 'Cette Série des Années Soixante-dix'@fr . # literal delimited by single quote
+show:218 show:localName "Cette Série des Années Septante"@fr-be .  # literal with a region subtag
+show:218 show:blurb '''This is a multi-line                        # literal with embedded new lines and quotes
+literal with many quotes (""""")
+and up to two sequential apostrophes ('').''' .
\ No newline at end of file
diff --git a/src/main/resources/example7.ttl b/src/main/resources/example7.ttl
new file mode 100644
index 0000000..870b8ea
--- /dev/null
+++ b/src/main/resources/example7.ttl
@@ -0,0 +1,5 @@
+@prefix : <http://example.org/elements> .
+<http://en.wikipedia.org/wiki/Helium>
+    :atomicNumber 2 ;               # xsd:integer
+    :atomicMass 4.002602 ;          # xsd:decimal
+    :specificGravity 1.663E-4 .     # xsd:double
\ No newline at end of file
diff --git a/src/main/resources/example8.ttl b/src/main/resources/example8.ttl
new file mode 100644
index 0000000..709eb28
--- /dev/null
+++ b/src/main/resources/example8.ttl
@@ -0,0 +1,3 @@
+@prefix : <http://example.org/stats> .
+<http://somecountry.example/census2007>
+    :isLandlocked false .           # xsd:boolean
\ No newline at end of file
diff --git a/src/main/resources/example9.ttl b/src/main/resources/example9.ttl
new file mode 100644
index 0000000..9a6763f
--- /dev/null
+++ b/src/main/resources/example9.ttl
@@ -0,0 +1,5 @@
+@prefix foaf: <http://xmlns.com/foaf/0.1/> .
+
+_:alice foaf:knows _:bob .
+_:bob foaf:knows _:alice .
+[] foaf:knows [ foaf:name "Bob" ] .
diff --git a/src/main/resources/old-rdf-file.txt b/src/main/resources/old-rdf-file.txt
new file mode 100644
index 0000000..26070ae
--- /dev/null
+++ b/src/main/resources/old-rdf-file.txt
@@ -0,0 +1,56 @@
+turtleDoc	::=	statement*
+statement	::=	directive | triples '.'
+directive	::=	prefixID | base | sparqlPrefix | sparqlBase
+prefixID	::=	'@prefix' PNAME_NS IRIREF '.'
+base	::=	'@base' IRIREF '.'
+sparqlBase	::=	"BASE" IRIREF
+sparqlPrefix	::=	"PREFIX" PNAME_NS IRIREF
+triples	::=	subject predicateObjectList | blankNodePropertyList predicateObjectList?
+predicateObjectList	::=	verb objectList (';' (verb objectList)?)*
+objectList	::=	object (',' object)*
+verb	::=	predicate | 'a'
+subject	::=	iri | BlankNode | collection
+predicate	::=	iri
+object	::=	iri | BlankNode | collection | blankNodePropertyList | literal
+literal	::=	RDFLiteral | NumericLiteral | BooleanLiteral
+blankNodePropertyList	::=	'[' predicateObjectList ']'
+collection	::=	'(' object* ')'
+NumericLiteral	::=	INTEGER | DECIMAL | DOUBLE
+RDFLiteral	::=	String (LANGTAG | '^^' iri)?
+BooleanLiteral	::=	'true' | 'false'
+String	::=	STRING_LITERAL_QUOTE | STRING_LITERAL_SINGLE_QUOTE | STRING_LITERAL_LONG_SINGLE_QUOTE | STRING_LITERAL_LONG_QUOTE
+iri	::=	IRIREF | PrefixedName
+PrefixedName	::=	PNAME_LN | PNAME_NS
+BlankNode	::=	BLANK_NODE_LABEL | ANON
+IRIREF	::=	'<' (#"[^\u0000-\u0020<>\"{}|^`\\]" | UCHAR)* '>' 
+PNAME_NS	::=	PN_PREFIX? ':'
+PNAME_LN	::=	PNAME_NS PN_LOCAL
+BLANK_NODE_LABEL	::=	'_:' (PN_CHARS_U | #"[0-9]") ((PN_CHARS | '.')* PN_CHARS)?
+LANGTAG	::=	'@' #"[a-zA-Z]"+ ('-' #"[a-zA-Z0-9]"+)*
+INTEGER	::=	#"[+-]"? #"[0-9]"+
+DECIMAL	::=	#"[+-]"? #"[0-9]"* '.' #"[0-9]"+
+DOUBLE	::=	#"[+-]"? (#"[0-9]"+ '.' #"[0-9]"* EXPONENT | '.' #"[0-9]"+ EXPONENT | #"[0-9]"+ EXPONENT)
+EXPONENT	::=	#"[eE]" #"[+-]?" #"[0-9]"+
+STRING_LITERAL_QUOTE	::=	'"' (#"[^\u0022\u005C\u000A\u000D]" | ECHAR | UCHAR)* '"' 
+STRING_LITERAL_SINGLE_QUOTE	::=	"'" (#"[^\u0027\u005C\u000A\u000D]" | ECHAR | UCHAR)* "'" 
+STRING_LITERAL_LONG_SINGLE_QUOTE	::=	"'''" (("'" | "''")? (#"[^'\\]" | ECHAR | UCHAR))* "'''"
+STRING_LITERAL_LONG_QUOTE	::=	'\"\"\"' (('"' | '""')? ([^"\\] | ECHAR | UCHAR))* '\"\"\"'
+UCHAR	::=	"\u" HEX HEX HEX HEX | "\U" HEX HEX HEX HEX HEX HEX HEX HEX
+ECHAR	::=     "\\" #"[tbnrf\"\'\\]"
+WS	::=	\u0020 | \u0009 | \u000D | \u000A 
+ANON	::=	"[" WS* "]"
+PN_CHARS_BASE	::=	#"[A-Z]" | #"[a-z]" | #"[\u00C0-\u00D6]" |
+			#"[\u00D8-\u00F6]"  | #"[\u00F8-\u02FF]" | 
+			#"[\u0370-\u037D]"  | #"[\u037F-\u1FFF]" | 
+			#"[\u200C-\u200D]"  | #"[\u2070-\u218F]" |
+			#"[\u2C00-\u2FEF]"  | #"[\u3001-\uD7FF]" | 
+			#"[\uF900-\uFDCF]"  | #"[\uFDF0-\uFFFD]" | 
+			#"[\x{10000}-\x{EFFFF}]"
+PN_CHARS_U	::=	PN_CHARS_BASE | "_"
+PN_CHARS	::=	PN_CHARS_U | "-" | #"[0-9]" | \u00B7 | #"[\u0300-\u036F]" | #"[\u203F-\u2040]"
+PN_PREFIX	::=	PN_CHARS_BASE ((PN_CHARS | ".")* PN_CHARS)?
+PN_LOCAL	::=	(PN_CHARS_U | ":" | #"[0-9]" | PLX) ((PN_CHARS | "." | ":" | PLX)* (PN_CHARS | ":" | PLX))?
+PLX	::=	PERCENT | PN_LOCAL_ESC
+PERCENT	::=	"%" HEX HEX
+HEX	::=	#"[0-9]" | #"[A-F]" | #"[a-f]"
+PN_LOCAL_ESC	::=	"\\" ("_" | "~" | "." | "-" | "!" | "$" | "&" | \u0027 | "(" | ")" | "*" | "+" | "," | ";" | "=" | "/" | "?" | "#" | "@" | "%")
diff --git a/src/main/resources/rdf-turtle-11-ebfn-spec.txt b/src/main/resources/rdf-turtle-11-ebfn-spec.txt
new file mode 100644
index 0000000..804a6dc
--- /dev/null
+++ b/src/main/resources/rdf-turtle-11-ebfn-spec.txt
@@ -0,0 +1,56 @@
+turtleDoc	::=	statement*
+statement	::=	directive | triples '.'
+directive	::=	prefixID | base | sparqlPrefix | sparqlBase
+prefixID	::=	'@prefix' PNAME_NS IRIREF '.'
+base	::=	'@base' IRIREF '.'
+sparqlBase	::=	'BASE' IRIREF
+sparqlPrefix	::=	'PREFIX' PNAME_NS IRIREF
+triples	::=	subject predicateObjectList | blankNodePropertyList predicateObjectList?
+predicateObjectList	::=	verb objectList (';' (verb objectList)?)*
+objectList	::=	object (',' object)*
+verb	::=	predicate | 'a'
+subject	::=	iri | BlankNode | collection
+predicate	::=	iri
+object	::=	iri | BlankNode | collection | blankNodePropertyList | literal
+literal	::=	RDFLiteral | NumericLiteral | BooleanLiteral
+blankNodePropertyList	::=	'[' predicateObjectList ']'
+collection	::=	'(' object* ')'
+NumericLiteral	::=	INTEGER | DECIMAL | DOUBLE
+RDFLiteral	::=	String (LANGTAG | '^^' iri)?
+BooleanLiteral	::=	'true' | 'false'
+String	::=	STRING_LITERAL_QUOTE | STRING_LITERAL_SINGLE_QUOTE | STRING_LITERAL_LONG_SINGLE_QUOTE | STRING_LITERAL_LONG_QUOTE
+iri	::=	IRIREF | PrefixedName
+PrefixedName	::=	PNAME_LN | PNAME_NS
+BlankNode	::=	BLANK_NODE_LABEL | ANON
+IRIREF	::=	'<' (#'[^\u0000-\u0020<>\"{}|^`\\]' | UCHAR)* '>' 
+PNAME_NS	::=	PN_PREFIX? ':'
+PNAME_LN	::=	PNAME_NS PN_LOCAL
+BLANK_NODE_LABEL	::=	'_:' (PN_CHARS_U | #'[0-9]') ((PN_CHARS | '.')* PN_CHARS)?
+LANGTAG	::=	'@' #'[a-zA-Z]'+ ('-' #'[a-zA-Z0-9]'+)*
+INTEGER	::=	#'[+-]'? #'[0-9]'+
+DECIMAL	::=	#'[+-]'? #'[0-9]'* '.' #'[0-9]'+
+DOUBLE	::=	#'[+-]'? (#'[0-9]'+ '.' #'[0-9]'* EXPONENT | '.' #'[0-9]'+ EXPONENT | #'[0-9]'+ EXPONENT)
+EXPONENT	::=	#'[eE]' #'[+-]?' #'[0-9]'+
+STRING_LITERAL_QUOTE	::=	\"'\" (#'[^\u0022\u005C\u000A\u000D]' | ECHAR | UCHAR)* \"'\" 
+STRING_LITERAL_SINGLE_QUOTE	::=	\"'\" (#'[^\u0027\u005C\u000A\u000D]' | ECHAR | UCHAR)* \"'\" 
+STRING_LITERAL_LONG_SINGLE_QUOTE	::=	\"'''\" ((\"'\" | \"''\")? (#'[^'\\]' | ECHAR | UCHAR))* \"'''\"
+STRING_LITERAL_LONG_QUOTE	::=	'\"\"\"' (('\"' | '\"\"')? (#'[^\"\\]' | ECHAR | UCHAR))* '\"\"\"'
+UCHAR	::=	'\\u' HEX HEX HEX HEX | '\\U' HEX HEX HEX HEX HEX HEX HEX HEX
+ECHAR	::=     '\\' #'[tbnrf\"\'\\]'
+WS	::=     #'[\u0020]'+ | #'[\u0009]'+ | #'[\u000D]'+ | #'[\u000A]'+
+ANON	::=	'[' WS* ']'
+PN_CHARS_BASE	::=	#'[A-Z]' | #'[a-z]' | #'[\u00C0-\u00D6]' |
+			#'[\u00D8-\u00F6]'  | #'[\u00F8-\u02FF]' | 
+			#'[\u0370-\u037D]'  | #'[\u037F-\u1FFF]' | 
+			#'[\u200C-\u200D]'  | #'[\u2070-\u218F]' |
+			#'[\u2C00-\u2FEF]'  | #'[\u3001-\uD7FF]' | 
+			#'[\uF900-\uFDCF]'  | #'[\uFDF0-\uFFFD]' | 
+			#'[\x{10000}-\x{EFFFF}]'
+PN_CHARS_U	::=	PN_CHARS_BASE | '_'
+PN_CHARS	::=	PN_CHARS_U | '-' | #'[0-9]' | #'[\u00B7]' | #'[\u0300-\u036F]' | #'[\u203F-\u2040]'
+PN_PREFIX	::=	PN_CHARS_BASE ((PN_CHARS | '.')* PN_CHARS)?
+PN_LOCAL	::=	(PN_CHARS_U | ':' | #'[0-9]' | PLX) ((PN_CHARS | '.' | ':' | PLX)* (PN_CHARS | ':' | PLX))?
+PLX	::=	PERCENT | PN_LOCAL_ESC
+PERCENT	::=	'%' HEX HEX
+HEX	::=	#'[0-9]' | #'[A-F]' | #'[a-f]'
+PN_LOCAL_ESC	::=	'\\' ('_' | '~' | '.' | '-' | '!' | '$' | '&' | #'[\u0027]' | '(' | ')' | '*' | '+' | ',' | ';' | '=' | '/' | '?' | '#' | '@' | '%')
diff --git a/src/main/resources/rdf-turtle-spec.txt b/src/main/resources/rdf-turtle-spec.txt
new file mode 100644
index 0000000..45b1a82
--- /dev/null
+++ b/src/main/resources/rdf-turtle-spec.txt
@@ -0,0 +1,68 @@
+turtleDoc	::=	statement*
+<statement>	::=	directive | WSE* triples WS* <'.'> WSE*
+<directive>	::=	prefix | base
+prefix ::= WS* prefixID WSE* | WS* sparqlPrefix WSE*
+base ::= WS* regBase WSE* | WS* sparqlBase WSE*
+<prefixID>	::=	<'@prefix'> WS+ PNAME_NS WS+ iri WS* <'.'>
+<regBase>	::=	<'@base'> WS+ iri WS+ <'.'>
+<sparqlBase>	::=	<#'[BbAaSsEe]+'> WS+ iri
+<sparqlPrefix>	::=	<#'[PpRrEeFfIiXx]+'> WS+ PNAME_NS WS+ iri
+triples	::=	subject WSE+ predicateObjectList | blankNodePropertyList WSE+ predicateObjectList?
+predicateObjectList	::=	predicate WSE+ objectList WSE* (<';'> WSE+ (predicate WS+ objectList)?)*
+objectList	::=	object WSE* (<','> WSE* object)*
+predicate	::=	verb | a
+a ::= 'a'
+subject	::=	iri | BlankNode | collection
+<verb>	::=	iri
+object	::=	iri | BlankNode | collection | blankNodePropertyList | literal
+literal	::=	RDFLiteral | NumericLiteral | BooleanLiteral
+blankNodePropertyList	::=	<'['> WSE* predicateObjectList WSE* <']'>
+collection	::=	<'('> object-wse* <')'>
+<object-wse> ::= object | WSE*
+<NumericLiteral>	::=	integer | decimal | double
+RDFLiteral	::=	string (langtag | <'^^'> iri)?
+BooleanLiteral	::=	'true' | 'false'
+string	::=	STRING_LITERAL_QUOTE | STRING_LITERAL_SINGLE_QUOTE | STRING_LITERAL_LONG_SINGLE_QUOTE | STRING_LITERAL_LONG_QUOTE
+iri	::=	IRIREF | PrefixedName
+PrefixedName	::=	PNAME_LN | PNAME_NS
+BlankNode	::=	BLANK_NODE_LABEL | ANON
+<EOL> ::= <#'[\n\r]+'>
+<IRIREF> ::= FULLIRI | ref
+ref ::= <'<'> (#'[^\u0000-\u0020<>\"{}:|^`\\]+' | UCHAR)* <'>'>
+<FULLIRI> ::=	<'<'> (#'[^\u0000-\u0020<>\"{}|^`\\]*' | UCHAR)* <'>'>
+<PNAME_NS>	::=	PN_PREFIX? ':'
+<PNAME_LN>	::=	PNAME_NS PN_LOCAL
+<BLANK_NODE_LABEL>	::=	'_:' (PN_CHARS_U | #'[0-9]') ((PN_CHARS | '.')* PN_CHARS)?
+langtag	::=	'@' #'[a-zA-Z]+' ('-' #'[a-zA-Z0-9]+')*
+integer	::=	#'[+-]'? #'[0-9]+'
+decimal	::=	#'[+-]'? #'[0-9]*' '.' #'[0-9]+'
+double	::=	#'[+-]'? (#'[0-9]+' '.' #'[0-9]*' EXPONENT | '.' #'[0-9]+' EXPONENT | #'[0-9]+' EXPONENT)
+<EXPONENT>	::=	#'[eE]' #'[+-]'? #'[0-9]'+
+<STRING_LITERAL_QUOTE>	::=	<'"'> line-double <'"'>
+<line-single> ::= (#'[^\u0022\u005C\u000A\u000D\']*' | ECHAR | UCHAR)*
+<line-double> ::= (#'[^\u0022\u005C\u000A\u000D\"]*' | ECHAR | UCHAR)*
+<STRING_LITERAL_SINGLE_QUOTE>	::=	<"\'"> line-single <"\'">
+<STRING_LITERAL_LONG_SINGLE_QUOTE>	::=	<"\'\'\'"> multi-line-single <"\'\'\'">
+<multi-line-double> ::= (('"' | '""')? (#'[^\"\\]*' | ECHAR | UCHAR))*
+<multi-line-single> ::= (("\'" | "\'\'")? (#'[^\'\\]*' | ECHAR | UCHAR))*
+<STRING_LITERAL_LONG_QUOTE>	::=	<'"""'> multi-line-double <'"""'>
+<UCHAR>	::=	'\\u' HEX HEX HEX HEX | '\\U' HEX HEX HEX HEX HEX HEX HEX HEX
+<ECHAR>	::=     '\\' #'[tbnrf"\'\\]'
+<WSE>	::=     WS?  EOL?
+<WS>	::=     <#'[ \t]*'> | <#'#.*'>
+<ANON>	::=	'[' WSE* ']'
+<PN_CHARS_BASE> ::=	#'[a-zA-Z]+' | #'[\u00C0-\u00D6]+' |
+			#'[\u00D8-\u00F6]+'  | #'[\u00F8-\u02FF]+' |
+			#'[\u0370-\u037D]+'  | #'[\u037F-\u1FFF]+' |
+			#'[\u200C-\u200D]+'  | #'[\u2070-\u218F]+' |
+			#'[\u2C00-\u2FEF]+'  | #'[\u3001-\uD7FF]+' |
+			#'[\uF900-\uFDCF]+'  | #'[\uFDF0-\uFFFD]+' |
+			#'[\x{10000}-\x{EFFFF}]+'
+<PN_CHARS_U>	::=	PN_CHARS_BASE | '_'
+<PN_CHARS>	::=	PN_CHARS_U | '-' | #'[0-9]' | '\\u00B7' | #'[\u0300-\u036F]' | #'[\u203F-\u2040]'
+<PN_PREFIX>	::=	PN_CHARS_BASE ((PN_CHARS | '.')* PN_CHARS)?
+<PN_LOCAL>	::=	(PN_CHARS_U | ':' | #'[0-9]+' | PLX) ((PN_CHARS | '.' | ':' | PLX)* (PN_CHARS | ':' | PLX))?
+<PLX>	::=	PERCENT | PN_LOCAL_ESC
+<PERCENT>	::=	'%' HEX HEX
+<HEX>	::=	#'[0-9]' | #'[A-F]' | #'[a-f]'
+<PN_LOCAL_ESC>	::=	'\\u005C' ('_' | '~' | '.' | '-' | '!' | '$' | '&' | '\\u0027' | '(' | ')' | '*' | '+' | ',' | ';' | '=' | '/' | '?' | '#' | '@' | '%')
diff --git a/src/main/resources/string-literal-long-quote.txt b/src/main/resources/string-literal-long-quote.txt
new file mode 100644
index 0000000..3702727
--- /dev/null
+++ b/src/main/resources/string-literal-long-quote.txt
@@ -0,0 +1 @@
+STRING_LITERAL_LONG_QUOTE	::=	'"""' (('"' | '""')? (#'[^\"\\]' | ECHAR | UCHAR))* '"""'
diff --git a/src/main/resources/string-literal-long-single-quote.txt b/src/main/resources/string-literal-long-single-quote.txt
new file mode 100644
index 0000000..4d16966
--- /dev/null
+++ b/src/main/resources/string-literal-long-single-quote.txt
@@ -0,0 +1 @@
+STRING_LITERAL_LONG_SINGLE_QUOTE	::=	"\'\'\'" (("\'" | "\'\'")? (#'[^\'\\]' | ECHAR | UCHAR))* "\'\'\'"
diff --git a/src/main/resources/string-literal-quote.txt b/src/main/resources/string-literal-quote.txt
new file mode 100644
index 0000000..9250de5
--- /dev/null
+++ b/src/main/resources/string-literal-quote.txt
@@ -0,0 +1 @@
+STRING_LITERAL_QUOTE	::=	'"' (#'[^\u0022\u005C\u000A\u000D]' | ECHAR | UCHAR)* '"' 
diff --git a/src/main/resources/string-literal-single-quote.txt b/src/main/resources/string-literal-single-quote.txt
new file mode 100644
index 0000000..295823f
--- /dev/null
+++ b/src/main/resources/string-literal-single-quote.txt
@@ -0,0 +1 @@
+STRING_LITERAL_SINGLE_QUOTE	::=	"\'" (#'[^\u0027\u005C\u000A\u000D]' | ECHAR | UCHAR)* "\'" 
diff --git a/src/main/resources/tst-rdf-turtle-11-ebfn-spec.txt b/src/main/resources/tst-rdf-turtle-11-ebfn-spec.txt
new file mode 100644
index 0000000..7139919
--- /dev/null
+++ b/src/main/resources/tst-rdf-turtle-11-ebfn-spec.txt
@@ -0,0 +1,56 @@
+turtleDoc	::=	statement*
+statement	::=	directive | triples '.'
+directive	::=	prefixID | base | sparqlPrefix | sparqlBase
+prefixID	::=	'@prefix' PNAME_NS IRIREF '.'
+base	::=	'@base' IRIREF '.'
+sparqlBase	::=	'BASE' IRIREF
+sparqlPrefix	::=	'PREFIX' PNAME_NS IRIREF
+triples	::=	subject predicateObjectList | blankNodePropertyList predicateObjectList?
+predicateObjectList	::=	verb objectList (';' (verb objectList)?)*
+objectList	::=	object (',' object)*
+verb	::=	predicate | 'a'
+subject	::=	iri | BlankNode | collection
+predicate	::=	iri
+object	::=	iri | BlankNode | collection | blankNodePropertyList | literal
+literal	::=	RDFLiteral | NumericLiteral | BooleanLiteral
+blankNodePropertyList	::=	'[' predicateObjectList ']'
+collection	::=	'(' object* ')'
+NumericLiteral	::=	INTEGER | DECIMAL | DOUBLE
+RDFLiteral	::=	String (LANGTAG | '^^' iri)?
+BooleanLiteral	::=	'true' | 'false'
+String	::=	STRING_LITERAL_QUOTE | STRING_LITERAL_SINGLE_QUOTE | STRING_LITERAL_LONG_SINGLE_QUOTE | STRING_LITERAL_LONG_QUOTE
+iri	::=	IRIREF | PrefixedName
+PrefixedName	::=	PNAME_LN | PNAME_NS
+BlankNode	::=	BLANK_NODE_LABEL | ANON
+IRIREF	::=	'<' (#'[^\u0000-\u0020<>\"{}|^`\\]' | UCHAR)* '>' 
+PNAME_NS	::=	PN_PREFIX? ':'
+PNAME_LN	::=	PNAME_NS PN_LOCAL
+BLANK_NODE_LABEL	::=	'_:' (PN_CHARS_U | #'[0-9]') ((PN_CHARS | '.')* PN_CHARS)?
+LANGTAG	::=	'@' #'[a-zA-Z]'+ ('-' #'[a-zA-Z0-9]'+)*
+INTEGER	::=	#'[+-]'? #'[0-9]'+
+DECIMAL	::=	#'[+-]'? #'[0-9]'* '.' #'[0-9]'+
+DOUBLE	::=	#'[+-]'? (#'[0-9]'+ '.' #'[0-9]'* EXPONENT | '.' #'[0-9]'+ EXPONENT | #'[0-9]'+ EXPONENT)
+EXPONENT	::=	#'[eE]' #'[+-]'? #'[0-9]'+
+STRING_LITERAL_QUOTE	::=	'"' (#'[^\u0022\u005C\u000A\u000D]' | ECHAR | UCHAR)* '"' 
+STRING_LITERAL_SINGLE_QUOTE	::=	"\'" (#'[^\u0027\u005C\u000A\u000D]' | ECHAR | UCHAR)* "\'" 
+STRING_LITERAL_LONG_SINGLE_QUOTE	::=	"\'\'\'" (("\'" | "\'\'")? (#'[^\'\\]' | ECHAR | UCHAR))* "\'\'\'"
+STRING_LITERAL_LONG_QUOTE	::=	'"""' (('"' | '""')? (#'[^\"\\]' | ECHAR | UCHAR))* '"""'
+UCHAR	::=	'\\u' HEX HEX HEX HEX | '\\U' HEX HEX HEX HEX HEX HEX HEX HEX
+ECHAR	::=     '\\u005C' #'[tbnrf"\'\\]'
+WS	::=     #'[\s]'+ | #'#.*'
+ANON	::=	'[' WS* ']'
+PN_CHARS_BASE	::=	#'[A-Z]' | #'[a-z]' | #'[\u00C0-\u00D6]' |
+			#'[\u00D8-\u00F6]'  | #'[\u00F8-\u02FF]' | 
+			#'[\u0370-\u037D]'  | #'[\u037F-\u1FFF]' | 
+			#'[\u200C-\u200D]'  | #'[\u2070-\u218F]' |
+			#'[\u2C00-\u2FEF]'  | #'[\u3001-\uD7FF]' | 
+			#'[\uF900-\uFDCF]'  | #'[\uFDF0-\uFFFD]' | 
+			#'[\x{10000}-\x{EFFFF}]'
+PN_CHARS_U	::=	PN_CHARS_BASE | '_'
+PN_CHARS	::=	PN_CHARS_U | '-' | #'[0-9]' | '\\u00B7' | #'[\u0300-\u036F]' | #'[\u203F-\u2040]'
+PN_PREFIX	::=	PN_CHARS_BASE ((PN_CHARS | '.')* PN_CHARS)?
+PN_LOCAL	::=	(PN_CHARS_U | ':' | #'[0-9]' | PLX) ((PN_CHARS | '.' | ':' | PLX)* (PN_CHARS | ':' | PLX))?
+PLX	::=	PERCENT | PN_LOCAL_ESC
+PERCENT	::=	'%' HEX HEX
+HEX	::=	#'[0-9]' | #'[A-F]' | #'[a-f]'
+PN_LOCAL_ESC	::=	'\\u005C' ('_' | '~' | '.' | '-' | '!' | '$' | '&' | '\\u0027' | '(' | ')' | '*' | '+' | ',' | ';' | '=' | '/' | '?' | '#' | '@' | '%')