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    "@type" : [ "http://www.nanopub.org/nschema#Nanopublication" ],
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      "@id" : "https://w3id.org/np/RAPf3B_OK7X4oN7c-PLztmiuL0dIV94joR6WydTjA6Asc#assertion"
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    "http://www.nanopub.org/nschema#hasPublicationInfo" : [ {
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  "@id" : "https://w3id.org/np/RAPf3B_OK7X4oN7c-PLztmiuL0dIV94joR6WydTjA6Asc#Head"
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      "@value" : "This query returns the most frequent predicates used in assertions"
    } ],
    "http://purl.org/dc/terms/license" : [ {
      "@id" : "http://www.apache.org/licenses/LICENSE-2.0"
    } ],
    "http://www.w3.org/2000/01/rdf-schema#label" : [ {
      "@value" : "Get most frequent assertion predicates"
    } ],
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    } ],
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    "http://purl.org/dc/terms/created" : [ {
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      "@id" : "https://creativecommons.org/licenses/by/4.0/"
    } ],
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    "http://purl.org/nanopub/x/hasPublicKey" : [ {
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