Table for the 4 triples with object aers:drug/UNKNOWN_PAIN_KILLERS sorted by label

Subject	Predicate
aers:Involvement of UNKNOWN PAIN KILLERS in #8057160	aersVocab:drug
aers:Involvement of UNKNOWN PAIN KILLERS in #8101880	aersVocab:drug
aers:Involvement of UNKNOWN PAIN KILLERS in #8181480	aersVocab:drug
aers:unknown_pain_killers	prov:wasRevisionOf