Complex sentence: He was played in Australia's 1987 World Cup Final victory but then soon after was diagnosed with cancer, where he came back from the brink to return to the Australian One-Day team in the 1988-89 season.
Split into simpler sentences: He was played in Australia's 1987 World Cup Final victory but then soon after was diagnosed with cancer. But he came back from the brink to return to the Australian One-Day team in the 1988-89 season.