Table for the 4 triples with object "1850-04-30" sorted by label

Subject	Predicate
mdb:Jonge Cornelis (1850-04-30)	mdb:datum
mdb:kapitein: Groot, de, Barteld Israels	mdb:datum
mdb:matroos: Scholte, Geert H.	mdb:datum
mdb:matroos: Sluis, van, Derk Harms (uit Groningen (NL))	mdb:datum