Table for the 3 triples with object "1867-08-20" sorted by label

Subject	Predicate
mdb:Catharina Gerhardina (1867-08-20)	mdb:datum
mdb:kapitein: Folgering, Gerhardus Harmannus (uit Appingedam (NL))	mdb:datum
mdb:lichtmatroos: Kokmeijer, Willem (uit Appingedam (NL))	mdb:datum