?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <_:28c7f0810c1521cb33df35b568c5e61a>
S · O 39da8afb40a18a1981d6b3197953ef7d
S · O rdf:first
S · O 28c7f0810c1521cb33df35b568c5e61a