@prefix dct: <http://purl.org/dc/terms/> .
@prefix orcid: <https://orcid.org/> .
@prefix this: <http://purl.org/np/RA61fyh83dWQqiVa1qrCHBglGc_T-VW6i3YIo-Wjur7sc> .
@prefix sub: <http://purl.org/np/RA61fyh83dWQqiVa1qrCHBglGc_T-VW6i3YIo-Wjur7sc#> .
@prefix bpmn: <http://dkm.fbk.eu/index.php/BPMN2_Ontology#> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix npx: <http://purl.org/nanopub/x/> .
@prefix pplan: <http://purl.org/net/p-plan#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
sub:Head {
   this: np:hasAssertion sub:assertion ;
    np:hasProvenance sub:provenance ;
    np:hasPublicationInfo sub:pubInfo ;
    a np:Nanopublication .
}
sub:assertion {
   sub:a a "float" , pplan:Variable ;
    rdfs:label "a" .
  sub:b a "float" , pplan:Variable ;
    rdfs:label "b" .
  sub:step dct:description """@is_fairstep(label='Subtraction')
def sub(a: float, b: float) -> float:
    \"\"\"Subtracting numbers.\"\"\"
    return a - b
""" ;
    pplan:hasInputVar sub:a , sub:b ;
    pplan:hasOutputVar sub:sub-output1 ;
    a bpmn:ScriptTask , pplan:Step ;
    rdfs:label "Subtraction" .
  sub:sub-output1 a "float" , pplan:Variable ;
    rdfs:label "sub-output1" .
}
sub:provenance {
   sub:assertion prov:generatedAtTime "2021-01-24T21:24:55.370731"^^xsd:dateTime .
}
sub:pubInfo {
   sub:sig npx:hasAlgorithm "RSA" ;
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoZmUKAHAF0CY2sKahOanR1V8wP62NOw3G0wcVLULWxqXB/gcW25bGPcA5RKoiuhT6dUbfcRXmwLknE29h6KWfKYLtNaqdrHbjSnNC65dNmNxCNp0i6ZLZRh51mxw9IPJHZrDqQ9bcLwm9d1G1fDKasA+h1vrF3Hv1YrQsF9aW1QIDAQAB" ;
    npx:hasSignature "RkP9auWITZejeTQ/ljdkxZ+CO0TbT70JCQhIbDbJY9W8eIMqp1ECY7ko//l+/QEbvv+eMJ9O6MmMg9o/HCIXi3Wb5YlB1C9unJOptXjzsBKN29Fplfj8oAIg6BI0hs/cdUJtI8yoH4v+Ma+8VFRXMoJvlEr1Q2aPCdO6dGCLX88=" ;
    npx:hasSignatureTarget this: .
  this: npx:introduces sub:step ;
    prov:generatedAtTime "2021-01-24T21:24:55.370731"^^xsd:dateTime ;
    prov:wasAttributedTo orcid:0000-0000-0000-0000 .
}