Complex sentence: Until 1991, Australian football had no structure in place to break a tie in a finals game, and as such, the teams involved would reconvene the following week to replay their game, pushing back the rest of the finals schedule by one week.
Split into simpler sentences: Until 1991, Australian football had no structure in place to break a tie in a finals game. As such, the teams would reconvene the following week to replay their game, pushing back the rest of the finals schedule by one week.