Table for the 4 triples with object "1870-07-28" sorted by label

Subject	Predicate
mdb:Jacoba Vos (1870-07-28)	mdb:datum
mdb:kapitein: Stenger, Jurrien (uit Farmsum (NL))	mdb:datum
mdb:lichtmatroos: Kuiper, Harm (uit Winschoten (NL))	mdb:datum
mdb:lichtmatroos: Stenger, Jan (uit Farmsum (NL))	mdb:datum