arsenal 's alexis sanchez is enjoying a fine debut season in english football .
he has scored 22 goals in all competitions since signing from barcelona .
sanchez has been nominated for the pfa player of the year award .
the 26-year-old has spoken highly about the quality of his arsenal team-mates and singled out fellow attacker santi carzola for particular praise .
the gunners are currently second in the premier league table and through to the fa cup final for a second consecutive season .