Complex sentence: San Miguel swept the first round of the semifinals, winning against 7-Up in overtime, 103-97, both teams won their first three outings in the semifinals and the Uncolas were riding high on a four-game winning streak before their match.
Split into simpler sentences: San Miguel swept the first round of the semifinals, winning against 7-Up in overtime, 103-97. Both teams won their first three outings in the semifinals and the Uncolas were riding high on a four-game winning streak before their match.