With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Flacco started playing for the Baltimore Ravens in 2008 .
text_B: Flacco was Baltimore 's starting quarterback from 2008 until midway through the 2018 season , and helped the Ravens win the AFC North twice , appear in three AFC Championship Games , and defeat the San Francisco 49ers to win Super Bowl XLVII following the 2012 season .
SUPPORTS.