With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: Nelson Mandela served as President of the African National Congress party .
text_B: Ideologically an African nationalist and socialist , he served as President of the African National Congress -LRB- ANC -RRB- party from 1991 to 1997 .
SUPPORTS.