Question: For which year, was the player who scored four goals against Swaaziland in a 2010 qualifer, voted African Footballer of the Year ?
Sentence (from "Emmanuel Adebayor"): Sheyi Emmanuel Adebayor (] ; born 26 February 1984) is a Togolese professional footballer who plays as a striker for Turkish club İstanbul Başakşehir.
Relevant evidence: No