Table for the 3 triples with object "1906-21" on predicate mdb:bronid sorted by label

Subject	Predicate
mdb:eerste stuurman: Kramer, J. (uit Leens (NL))	mdb:bronid
mdb:kapitein: Hekman, H. (uit Groningen (NL))	mdb:bronid
mdb:Marchiena (1906-02-17)	mdb:bronid