With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: In Mandela : Long Walk to Freedom tells how he worked to rebuild South Africa 's segregated society .
text_B: Based on South African President Nelson Mandela 's autobiography of the same name , which chronicles his early life , coming of age , education and 27 years in prison before becoming President of South Africa and working to rebuild the country 's once
NOT ENOUGH INFO.