BASE <http://www.w3.org/ns/shex#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX sx: <http://www.w3.org/ns/shex#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>

[] a sx:Schema ;
  sx:start <Schema> ;
  sx:shapes
     <Annotation>,
     <EachOf>,
     <NodeConstraint>,
     <OneOf>,
     <Schema>,
     <SemAct>,
     <SemActList1Plus>,
     <Shape>,
     <ShapeAnd>,
     <ShapeExternal>,
     <ShapeNot>,
     <ShapeOr>,
     <IriStem>,
     <IriStemRange>,
     <TripleConstraint>,
     <Wildcard>,
     <facet_holder>,
     <numericLiteral>,
     <objectValue>,
     <shapeExpr>,
     <shapeExprList1Plus>,
     <shapeExprList2Plus>,
     <tripleExpression>,
     <tripleExpressionList1Plus>,
     <tripleExpressionList2Plus>,
     <valueSetValue>,
     <valueSetValueList1Plus> .

<Schema> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:Schema ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:startActs ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <SemActList1Plus> ]
      [ a sx:TripleConstraint ; sx:predicate sx:start ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <shapeExpr> ]
      [ a sx:TripleConstraint ; sx:predicate sx:shapes ; sx:min 0 ; sx:max -1 ;
        sx:valueExpr <shapeExprList1Plus> ] ) ] .

<shapeExpr> a sx:ShapeOr ;
  sx:shapeExprs ( <ShapeOr> <ShapeAnd> <ShapeNot> <NodeConstraint> <Shape> <ShapeExternal> ) .

<ShapeOr> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:ShapeOr ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:shapeExprs ;
        sx:valueExpr <shapeExprList2Plus> ] ) ] .

<ShapeAnd> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:ShapeAnd ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:shapeExprs ;
        sx:valueExpr <shapeExprList2Plus> ] ) ] .

<ShapeNot> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:ShapeNot ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:shapeExpr ;
        sx:valueExpr <shapeExpr> ] ) ] .

<NodeConstraint> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:NodeConstraint ) ] ]
      [ a sx:OneOf ; sx:expressions (
        [ a sx:TripleConstraint ; sx:predicate sx:nodeKind ;
          sx:valueExpr
	    [ a sx:NodeConstraint ; sx:values ( sx:iri sx:bnode sx:literal sx:nonliteral ) ] ]
	[ a sx:TripleConstraint ; sx:predicate sx:datatype ;
          sx:valueExpr [ a sx:NodeConstraint ; sx:nodeKind sx:iri ] ]
	<stringFacet>
	<numericFacet>
	[ a sx:TripleConstraint ; sx:predicate sx:values ; sx:min 1 ; sx:max -1 ;
          sx:valueExpr <valueSetValueList1Plus> ] ) ] ) ] .

<Shape> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:Shape ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:closed ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( true false ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:extra ; sx:min 0 ; sx:max -1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:nodeKind sx:iri ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:expression ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <tripleExpression> ]
      [ a sx:TripleConstraint ; sx:predicate sx:semActs ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <SemActList1Plus> ]
      [ a sx:TripleConstraint ; sx:predicate sx:annotation ; sx:min 0 ; sx:max -1 ;
        sx:valueExpr <SemActList1Plus> ] ) ] .

<ShapeExternal> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:TripleConstraint ; sx:predicate rdf:type ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:ShapeExternal ) ] ] .

<SemAct> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:SemAct ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:name ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:nodeKind sx:iri ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:code ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:string ] ] ) ] .

<Annotation> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:Annotation ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:predicate ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:nodeKind sx:iri ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:object ; sx:valueExpr <objectValue> ] ) ] .

<facet_holder> a sx:Shape ;
  sx:expression [ a sx:EachOf ; sx:expressions ( <stringFacet> <numericFacet> ) ] .

<stringFacet> a sx:OneOf ;
  sx:expressions (
    [ a sx:TripleConstraint ; sx:predicate sx:length ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
    [ a sx:TripleConstraint ; sx:predicate sx:minlength ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
    [ a sx:TripleConstraint ; sx:predicate sx:maxlength ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
    [ a sx:TripleConstraint ; sx:predicate sx:pattern ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:string ] ] ) .

<numericFacet> a sx:OneOf ;
  sx:expressions (
    [ a sx:TripleConstraint ; sx:predicate sx:mininclusive ;
      sx:valueExpr <numericLiteral> ]
    [ a sx:TripleConstraint ; sx:predicate sx:minexclusive ;
      sx:valueExpr <numericLiteral> ]
    [ a sx:TripleConstraint ; sx:predicate sx:maxinclusive ;
      sx:valueExpr <numericLiteral> ]
    [ a sx:TripleConstraint ; sx:predicate sx:maxexclusive ;
      sx:valueExpr <numericLiteral> ]
    [ a sx:TripleConstraint ; sx:predicate sx:totaldigits ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
    [ a sx:TripleConstraint ; sx:predicate sx:fractiondigits ;
      sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ] ) .

<numericLiteral> a sx:ShapeOr ;
  sx:shapeExprs (
    [ a sx:NodeConstraint ; sx:datatype xsd:integer ]
    [ a sx:NodeConstraint ; sx:datatype xsd:decimal ]
    [ a sx:NodeConstraint ; sx:datatype xsd:double ] ) .

<valueSetValue> a sx:ShapeOr ;
  sx:shapeExprs ( <objectValue> <IriStem> <IriStemRange> ) .
<objectValue> a sx:ShapeOr ;
  sx:shapeExprs (
    [ a sx:NodeConstraint ; sx:nodeKind sx:iri ]
    [ a sx:NodeConstraint ; sx:nodeKind sx:literal ] ) .
<IriStem> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:IriStem ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:stem ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:string ] ] ) ] .
<IriStemRange> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:IriStemRange ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:stem ;
        sx:valueExpr [ a sx:ShapeOr ; sx:shapeExprs (
	  [ a sx:NodeConstraint ; sx:datatype xsd:string ]
          <Wildcard> ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:exclusion ; sx:min 0 ; sx:max -1 ;
        sx:valueExpr [ a sx:ShapeOr ; sx:shapeExprs (
	  <objectValue>
	  <IriStem> ) ] ] ) ] .
<Wildcard> a sx:ShapeAnd ;
  sx:shapeExprs (
    [ a sx:NodeConstraint ; sx:nodeKind sx:bnode ]
    [ a sx:Shape ; sx:closed true ;
      sx:expression
        [ a sx:TripleConstraint ; sx:predicate rdf:type ;
          sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:Wildcard ) ] ] ] ) .

<tripleExpression> a sx:ShapeOr ;
  sx:shapeExprs ( <TripleConstraint> <OneOf> <EachOf> ) .

<OneOf> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:OneOf ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:min ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:max ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
     [ a sx:TripleConstraint ; sx:predicate sx:expressions ;
       sx:valueExpr <tripleExpressionList2Plus> ]
     [ a sx:TripleConstraint ; sx:predicate sx:semActs ; sx:min 0 ; sx:max 1 ;
       sx:valueExpr <SemActList1Plus> ]
     [ a sx:TripleConstraint ; sx:predicate sx:annotation ; sx:min 0 ; sx:max -1 ;
       sx:valueExpr <Annotation> ] ) ] .

<EachOf> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr
	  [ a sx:NodeConstraint ; sx:values ( sx:EachOf ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:min ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr
	  [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:max ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:expressions ;
        sx:valueExpr <tripleExpressionList2Plus> ]
      [ a sx:TripleConstraint ; sx:predicate sx:semActs ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <SemActList1Plus> ]
      [ a sx:TripleConstraint ; sx:predicate sx:annotation ; sx:min 0 ; sx:max -1 ;
        sx:valueExpr <Annotation> ] ) ] .

<tripleExpressionList2Plus> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:first ;
        sx:valueExpr <tripleExpression> ]
      [ a sx:TripleConstraint ; sx:predicate rdf:rest ;
        sx:valueExpr <tripleExpressionList1Plus> ] ) ] .

<tripleExpressionList1Plus> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:first ;
        sx:valueExpr <tripleExpression> ]
      [ a sx:TripleConstraint ; sx:predicate rdf:rest ;
        sx:valueExpr
	  [ a sx:ShapeOr ; sx:shapeExprs (
	    [ a sx:NodeConstraint ; sx:values ( rdf:nil ) ]
	    <tripleExpressionList1Plus> ) ] ] ) ] .

<TripleConstraint> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:type ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( sx:TripleConstraint ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:inverse ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( true false ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:negated ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:values ( true false ) ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:min ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:max ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:datatype xsd:integer ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:predicate ;
        sx:valueExpr [ a sx:NodeConstraint ; sx:nodeKind sx:iri ] ]
      [ a sx:TripleConstraint ; sx:predicate sx:valueExpr ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <shapeExpr> ]
      [ a sx:TripleConstraint ; sx:predicate sx:semActs ; sx:min 0 ; sx:max 1 ;
        sx:valueExpr <SemActList1Plus> ]
      [ a sx:TripleConstraint ; sx:predicate sx:annotation ; sx:min 0 ; sx:max -1 ;
        sx:valueExpr <Annotation> ] ) ] .

<SemActList1Plus> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:first ; sx:valueExpr <SemAct> ]
      [ a sx:TripleConstraint ; sx:predicate rdf:rest ;
        sx:valueExpr [ a sx:ShapeOr ; sx:shapeExprs (
	  [ a sx:NodeConstraint ; sx:values ( rdf:nil ) ]
	  <SemActList1Plus> ) ] ] ) ] .

<shapeExprList2Plus> a sx:Shape ; sx:closed true ;
  sx:expression [ a sx:EachOf ; sx:expressions (
    [ a sx:TripleConstraint ; sx:predicate rdf:first ; sx:valueExpr <shapeExpr> ]
    [ a sx:TripleConstraint ; sx:predicate rdf:rest ; sx:valueExpr <shapeExprList1Plus> ] ) ] .

<shapeExprList1Plus> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:first ; sx:valueExpr <shapeExpr> ]
      [ a sx:TripleConstraint ; sx:predicate rdf:rest ;
        sx:valueExpr [ a sx:ShapeOr ; sx:shapeExprs (
	  [ a sx:NodeConstraint ; sx:values ( rdf:nil ) ] <shapeExprList1Plus> ) ] ] ) ] .

<valueSetValueList1Plus> a sx:Shape ; sx:closed true ;
  sx:expression
    [ a sx:EachOf ; sx:expressions (
      [ a sx:TripleConstraint ; sx:predicate rdf:first ; sx:valueExpr <valueSetValue> ]
       [ a sx:TripleConstraint ; sx:predicate rdf:rest ;
         sx:valueExpr [ a sx:ShapeOr ; sx:shapeExprs (
	   [ a sx:NodeConstraint ; sx:values ( rdf:nil ) ]
           <valueSetValueList1Plus> ) ] ] ) ] .