@prefix this: . @prefix sub: . @prefix bs: . @prefix np: . @prefix pav: . @prefix authority: . @prefix npx: . @prefix xsd: . @prefix rdfs: . @prefix p-plan: . @prefix prov: . @prefix dc: . sub:Head { this: np:hasAssertion sub:assertion; np:hasProvenance sub:provenance; np:hasPublicationInfo sub:pubInfo; a np:Nanopublication . } sub:assertion { sub:_1 rdfs:label "supernatant" . sub:step dc:description "Centrifuge at 12,000g for 10 minutes at 4ยบ celcius .Transfer the supernatant to a fresh tube."; a p-plan:Step; bs:bioSampleUsed sub:_1; bs:labEquipmentUsed . rdfs:label "tube" . } sub:provenance { sub:assertion pav:createdWith ; prov:generatedAtTime "2021-02-24T16:05:14.316942"^^xsd:dateTime; prov:wasAttributedTo . } sub:pubInfo { sub:assertion prov:wasDerivedFrom authority:oopdpHbgEeuaqVOv0gSyaA, authority:tKEACHbjEeu1BGNLqpU7ug, authority:uX7qcHbgEeuF-jNd51fFqA . sub:sig npx:hasAlgorithm "RSA"; npx:hasPublicKey "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCEOtYac15zsWN/LAu3q7YFdW0UZNfX3BAarHW/LB1DHGcz0yYr0v7hKGbnCLJ+UkDfu3Mgj7BnCm1s8ulMULKfF4YjqS2YKHYZjNKVaIjSigFOpjOwIx99+qPlvd5CuG+Gia/sJA05jy2bPKLwb/kmVeeX0zORZudWLyRMLXp8UQIDAQAB"; npx:hasSignature "fPgDBDWI/1A7iq42g+hOWSRcGYri22C8+beLxy0x3IAb7B0BcGlYRysH8oaQSy3/xc/ea0lTPdC5QNlwqM4jAUhrdf3XpbIq9NvEwrTJXbLAoJkGTn6jVMBSiKNXSjEnz0im17YmtA+7ZPMgp0WCWJcCH+kSGdXfpuYtLJ8r8Dc="; npx:hasSignatureTarget this: . this: npx:introduces sub:step; prov:generatedAtTime "2021-02-24T16:05:14.316942"^^xsd:dateTime; prov:wasAttributedTo . }