With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Pet Shop Boys are a synthpop duo .
text_B: Pet Shop Boys are an English musical duo , formed in London in 1981 and consisting of Neil Tennant ( main vocals , keyboards , occasional guitar ) and Chris Lowe ( keyboards , occasional vocals ) .Pet Shop Boys have sold more than 50 million records worldwide , and are listed as the most successful duo in UK music history by The Guinness Book of Records .
NOT ENOUGH INFO.