Complex sentence: He scored his first goal for the first team in the same competition on 9 November 2004 against Everton, a game in which he also made two assists, and produced a similarly impressive performance against Reading during the Gunners' 2005--06 League Cup run.
Split into simpler sentences: He scored his first goal for the first team in the same competition on 9 November 2004 against Everton, a game where he also made two assists. Quincy then produced a similarly impressive performance against Reading during the Gunners' 2005--06 League Cup run.