 But di truth be say dem born Kamaru Usman for Benin City , Nigeria for May 11 , 1987 and Kamaru na di first African fighter to win Ultimate Fighting Championship title .  O O O B-PER I-PER O B-LOC I-LOC O B-LOC O B-DATE I-DATE I-DATE I-DATE O B-PER O O O B-ORG I-ORG I-ORG O O 