Complex sentence: Gordon made his debut for Heart of Midlothian (Hearts) in a 1--1 draw with Livingston on 6 October 2002, and within 12 months had replaced Tepi Moilanen as the regular Hearts goalkeeper.
Split into simpler sentences: Gordon made his debut for Heart of Midlothian (Hearts) in a 1--1 draw with Livingston on 6 October 2002. Within 12 months had replaced Tepi Moilanen as the regular Hearts goalkeeper.