Complex sentence: In his ODI debut in Perth at the WACA Ground as a replacement for Dave Gilbert, he dropped a catch, bowled 4 overs conceding an expensive 32 runs and did not take a wicket, although a catch was dropped off his bowling.
Split into simpler sentences: In his ODI debut in Perth at the WACA Ground as a replacement for Dave Gilbert. Trimble dropped a catch, bowled 4 overs conceding an expensive 32 runs and did not take a wicket, although a catch was dropped off his bowling.