@prefix this: <http://purl.org/np/RAlmPhtMIe-taJ-JDus6xjNPmABe_ym-le3KZyNWksCko> .
@prefix sub: <http://purl.org/np/RAlmPhtMIe-taJ-JDus6xjNPmABe_ym-le3KZyNWksCko#> .
@prefix schema: <https://schema.org/> .
@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 ns1: <http://purl.org/dc/terms/> .
@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 pplan:Variable ;
    rdfs:comment "float" ;
    rdfs:label "a" .
  sub:b a pplan:Variable ;
    rdfs:comment "float" ;
    rdfs:label "b" .
  sub:code schema:programmingLanguage "python 3.8.6" ;
    schema:text """@is_fairstep(label='Addition and subtraction', returns=(['http://www.example.org/distance', 'http://www.example.org/number'], None))
def another_step(a:float, b:float) -> Tuple[float, float]:
    \"\"\"This step returns an addition and a subtraction of its inputs\"\"\"
    return a + b, a - b
""" .
  sub:out1 a pplan:Variable , <http://www.example.org/distance> , <http://www.example.org/number> ;
    rdfs:comment "float" ;
    rdfs:label "out1" .
  sub:out2 a pplan:Variable ;
    rdfs:comment "float" ;
    rdfs:label "out2" .
  sub:step ns1:description "This step returns an addition and a subtraction of its inputs" ;
    pplan:hasInputVar sub:a , sub:b ;
    pplan:hasOutputVar sub:out1 , sub:out2 ;
    a bpmn:ScriptTask , pplan:Step ;
    rdfs:label "Addition and subtraction" ;
    schema:SoftwareSourceCode sub:code .
}
sub:provenance {
  sub:assertion prov:generatedAtTime "2021-02-09T16:18:17.096277"^^xsd:dateTime .
}
sub:pubInfo {
  sub:sig npx:hasAlgorithm "RSA" ;
    npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoZmUKAHAF0CY2sKahOanR1V8wP62NOw3G0wcVLULWxqXB/gcW25bGPcA5RKoiuhT6dUbfcRXmwLknE29h6KWfKYLtNaqdrHbjSnNC65dNmNxCNp0i6ZLZRh51mxw9IPJHZrDqQ9bcLwm9d1G1fDKasA+h1vrF3Hv1YrQsF9aW1QIDAQAB" ;
    npx:hasSignature "Itz65KhTgrZqUSvi7nv3bEUWYgjEQgjuqpAm2egI4KLl4OWXMzqKcja+bRaScr+itK3nDF7STfJAqhc6PO4NuSWpqu1E7MPvJ4nu0CwcIC1fOF2xPOYZdfqTB2eaSXsCpDyNhCGubTBGxehB+RqhgIWZK03On0565XZXNNL5/LA=" ;
    npx:hasSignatureTarget this: .
  this: npx:introduces sub:step ;
    prov:generatedAtTime "2021-02-09T16:18:17.096277"^^xsd:dateTime ;
    prov:wasAttributedTo <https://orcid.org/0000-0000-0000-0000> .
}