Complex sentence: He went on to win two more ranking titles at the British Open and International Open, making him the first teenager to win three ranking events in one season, and he also reached the finals of the Welsh Open and the Masters.
Split into simpler sentences: He went on to win two more ranking titles at the British Open and International Open, making him the first teenager to win three ranking events in one season. In the same season, he also reached the finals of the Welsh Open and the Masters.