?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#first> <_:48acfa3de05043f00172ab401b73866>
S · O 7f21598cf4462aa2139aa65b40a6d24f
S · O rdf:first
S · O 48acfa3de05043f00172ab401b73866