Table for the 3 triples with object John Sparrow sorted by label

Subject	Predicate
?:Recording 2086 in Studio T1, Transcription Service, Kensington House	ns2:engineer
?:Recording 2565 in Studio T1, Transcription Service, Kensington House	ns2:engineer
?:Recording 2566 in Maida Vale 4	ns2:engineer