With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: More than three Williams drivers won the World Drivers ' Championship and stopped driving for Williams the following season , including Alain Prost .
text_B: Hill became the fourth driver in nine years win the World Drivers ' Championship and not drive for Williams the following season following in the footsteps of Nelson Piquet ( WDC - drove for Lotus ) , Nigel Mansell ( WDC - 1993 competed in the US based Champ Car World Series instead of F1 ) and Alain Prost ( 1993 WDC - Retired ) .
SUPPORTS.