@prefix this: <http://purl.org/np/RAIRpV_rKOXhvrxYPm-YCo7HeXZeg_8lSZaJrwpE1GRQ0> .
@prefix sub: <http://purl.org/np/RAIRpV_rKOXhvrxYPm-YCo7HeXZeg_8lSZaJrwpE1GRQ0#> .
@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 dcterms: <http://purl.org/dc/terms/> .
@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 dcterms: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 "2021-01-25T15:28:36.787317"^^xsd:dateTime .
}
sub:pubInfo {
   sub:sig npx:hasAlgorithm "RSA" ;
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB" ;
    npx:hasSignature "F9iB9VM0XkLoz1JtEkhfeoVTxuj4HbTaljjz04eqe2Z5qLMTa+h4ACOoJ5M6VkdlxhadANo+rZYDr9Af1kysm2Q9MPzslXLTxONVy0MP5I1teFjWxSgBA8kV13C0pcTB+L6ZzXCoONovTNRrNaWdVgaN1fNjEf1/lNHwB0Vevbc=" ;
    npx:hasSignatureTarget this: .
  this: npx:introduces sub:step ;
    prov:generatedAtTime "2021-01-25T15:28:36.787317"^^xsd:dateTime ;
    prov:wasAttributedTo <https://orcid.org/0000-0002-1267-0234> .
}