Complex sentence: The 1993 Sandown 6 Hour was an endurance race for production cars which was staged at Sandown Raceway, near Melbourne in Victoria, Australia on Sunday, 21 February 1993.
Split into simpler sentences: The 1993 Sandown 6 Hour was an endurance race for production cars. The race was staged at the Sandown Raceway circuit near Melbourne in Victoria, Australia on Sunday, 21 February 1993.