With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: The band Placebo was formed after 1993 .
text_B: Steve Forrest } } Placebo are an English alternative rock band , formed in London in 1992 by singer-guitarist Brian Molko and guitarist-bassist Stefan Olsdal .
REFUTES.