premise: Émile Bertrand Mbamba (born 27 October 1982 in Yaoundé) is a Cameroonian football striker, who currently plays for Indonesia Super League side Persebaya Surabaya. He also played for Vitesse Arnhem, Maccabi Tel Aviv, Maccabi Petah Tikva, Vitória Setúbal, Arema Malang, Daegu FC and Botev Plovdiv.
hypothesis: Mbamba was born the year after 1981.
reason: Mbamba was born in 1982. The system was confused by the year.