?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <_:a71787f740e382ac41697fa3edd4c3b8>
S · O 1fcb3c9ab97afbc33349c13c97dd2048
S · O rdf:first
S · O a71787f740e382ac41697fa3edd4c3b8