{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/163011993"
      "properties" : {
        "http://www.w3.org/1999/02/22-rdf-syntax-ns#type" : [ "http://www.w3.org/ns/prov#Entity" ] ,
        "http://www.w3.org/ns/prov#value" : [ "If the chamber is a bake-able, metal-gasketed ultrahigh vacuum (UHV) system, baking the system, especially into the roughing pump, would be standard procedure.Avoid cold spots will collect the very contaminants that we need to remove.." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "reprap.org" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/310226794"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/163011993"] } } }
