Complex sentence: Mahal then competed in the tournament to crown the new United States Champion after it was vacated by Dolph Ziggler and defeated Tye Dillinger in the first round, in the semifinals he's going to face against Xavier Woods.
Split into simpler sentences: Mahal then competed in the tournament to crown the new United States Champion after it was vacated by Dolph Ziggler and defeated Tye Dillinger in the first round. However, in the semifinals, he's going to face against Xavier Woods.