Table for the 4 triples with object "1881-80" sorted by label

Subject	Predicate
mdb:Johanna (1881-08-01)	mdb:bronid
mdb:kapitein: Rottinghuis, Petrus Johannes (uit Farmsum (NL))	mdb:bronid
mdb:matroos: Broekema, Cornelius (uit Winschoten (NL))	mdb:bronid
mdb:matroos: Swart, Volgert (uit Terschelling (NL))	mdb:bronid