Complex sentence: Imbert joined newly promoted Primera División team Chacarita Juniors on 11 August 2017, and made his debut on 10 September in a league match with Tigre.
Split into simpler sentences: Imbert joined newly promoted Primera División team Chacarita Juniors on 11 August 2017. He made his Chacarita debut on 10 September in a league match with Tigre.