?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <_:c13400433e42c2f26426b0023545de6f>
S · O e27c45e4fd6728b75cff9b3b9698df36
S · O rdf:first
S · O c13400433e42c2f26426b0023545de6f