journalExample.json

{
  "@graph" : [ {
    "@id" : "http://journal1.xyz",
    "@type" : "schema:Periodical",
    "hasPart" : "http://pub1.xyz",
    "issn" : "issn:1234",
    "name" : "A journal"
  }, {
    "@id" : "http://pub1.xyz",
    "@type" : "schema:ScholarlyArticle"
  } ],
  "@context" : {
    "hasPart" : {
      "@id" : "http://schema.org/hasPart",
      "@type" : "@id"
    },
    "issn" : {
      "@id" : "http://schema.org/issn"
    },
    "name" : {
      "@id" : "http://schema.org/name"
    },
    "schema" : "http://schema.org/",
    "eli" : "http://data.europa.eu/eli/ontology#",
    "void" : "http://rdfs.org/ns/void#",
    "owl" : "http://www.w3.org/2002/07/owl#",
    "snomed" : "http://purl.bioontology.org/ontology/SNOMEDCT/",
    "xsd" : "http://www.w3.org/2001/XMLSchema#",
    "skos" : "http://www.w3.org/2004/02/skos/core#",
    "rdfs" : "http://www.w3.org/2000/01/rdf-schema#",
    "xsd1" : "hhttp://www.w3.org/2001/XMLSchema#",
    "dct" : "http://purl.org/dc/terms/",
    "rdf" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
    "dctype" : "http://purl.org/dc/dcmitype/",
    "rdfa" : "http://www.w3.org/ns/rdfa#",
    "dcterms" : "http://purl.org/dc/terms/",
    "bibo" : "http://purl.org/ontology/bibo/",
    "dcat" : "http://www.w3.org/ns/dcat#",
    "foaf" : "http://xmlns.com/foaf/0.1/",
    "dc" : "http://purl.org/dc/elements/1.1/"
  }
}

journalExample.shapeMap

<http://journal1.xyz>@<JournalMinimum>

journalExample.shex

PREFIX schema: <http://schema.org/> 
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> 
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> 
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#> 

start = @<JournalMinimum>

<JournalMinimum> {
  rdf:type [schema:Periodical] ;
  schema:issn schema:Text
    OR xsd:string 
    OR schema:URL 
    OR IRI;
  schema:name xsd:Text
    OR xsd:string ;
}

<JournalRecommended> {
  rdf:type [schema:Periodical] ;
  schema:hasPart schema:PublicationIssue 
    OR schema:PublicationVolume 
    OR schema:ScholarlyArticle * ;
  schema:keywords schema:Text 
    OR xsd:string ? ;
  schema:license schema:CreativeWork 
    OR schema:URL 
    OR IRI ? ;
  schema:publisher schema:Organization 
    OR schema:Person * ;
  schema:url schema:URL
    OR IRI ? ;
}

<JournalOptional> {
  rdf:type [schema:Periodical] ;
  schema:about schema:Thing ? ;
  schema:alternateName schema:Text
    OR xsd:string * ;
  schema:editor schema:Person * ;
  schema:inLanguage schema:Language
    OR schema:Text
    OR xsd:string * ;
  schema:isAccessibleForFree schema:boolean ? ;
  schema:publishingPrinciples schema:CreativeWork 
    OR schema:URL
    Or IRI ? ;
  schema:sameAs schema:URL
    OR IRI * ;
}