Complex sentence: In the group stages, Turkey defeated the United States 2--1, before losing to Cameroon 0--1, in their final group game, Turkey drew 2--2 against Brazil, eliminating them from the tournament.
Split into simpler sentences: In the group stages, Turkey defeated the United States 2--1 before losing to Cameroon 0--1. In their final group match, Turkey drew 2--2 against Brazil, eliminating them from the tournament.