Complex sentence: Mark Fiora holds the record for most wins in the South Australian Championship at different tracks, with each of his four title wins came at different tracks (Speedway Park, North Arm, Riverview and Westline).
Split into simpler sentences: Mark Fiora holds the record for most wins in the South Australian Championship at different tracks. Each of his four title wins came at different tracks (Speedway Park, North Arm, Riverview and Westline).