Complex sentence: During the tournament, he was a regular starter in the team of Gómez until his departure, but with the arrival of Vangelis Vlachos, he continued being an important player in the team.
Split into simpler sentences: During the tournament, he was a regular starter in the team of Gómez until his departure. With the arrival of Vangelis Vlachos, he continued being an important player in the team.