Table for the 6 triples with object "NULL" sorted by label

Subject	Predicate
_:elb.ttl143	ns2:hasTOLLEXFL
_:elb.ttl143	ns2:hasTOLLEXM
_:elb.ttl143	ns2:hasTOLLEXGR
_:elb.ttl143	ns2:hasTOLLEXSCH
_:elb.ttl143	ns2:hasTOLLEXD
mdb:NULL	skos:preferred label