Complex sentence: His debut came in Scotland's first international match of 1912, with a convincing win against, and he played in each of the Home Nations Championship games that year, as well as participating in the game against the South African tourists in November.
Split into simpler sentences: His debut came in Scotland's first international match of 1912, with a convincing win against. He went on to play in each of the subsequent Home Nations Championship games that year, as well as participating in the game against the South African tourists in November.