Table for the 4 triples with object "1818-04-01" sorted by label

Subject	Predicate
mdb:Jonge Aafiena (1818-04-01)	mdb:datum
mdb:kok: Everts, Siebolt	mdb:datum
mdb:schipper: Hazewinkel, Roelf Cornelis	mdb:datum
mdb:stuurman: Vreede, de, Geert Antonie	mdb:datum