Table for the 4 triples with object "Backing Vocal" sorted by label

Subject	Predicate
?:1a75a7cf8c98442be881fed562346f53	ns2:instrument
?:21053a0f427e28efbcb6475e3f87eea6	ns2:instrument
?:9916d1fc59fe22cc046a2fe1615bc764	ns2:instrument
?:a2439eab05c37369b475f866ddb340f5	ns2:instrument