Complex sentence: Classified as a 0.5 point player, Erdem began playing wheelchair rugby in 1992, first played for the Victorian wheelchair rugby team in 1994, and first played for the national team, the Australian Steelers, in the 1998 World Wheelchair Rugby Championships.
Split into simpler sentences: Classified as a 0.5 point player, Erdem began playing wheelchair rugby in 1992. He first played for the Victorian wheelchair rugby team in 1994, and first played for the national team, the Australian Steelers, in the 1998 World Wheelchair Rugby Championships.