With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: HAL started working before 1994 .
text_B: HAL became operational on 12 January 1997 at the HAL Laboratories in Urbana , Illinois as production number 3 ; in the film 2001 , the activation year was 1992 and 1991 in earlier screenplays .
REFUTES.