Complex sentence: Debuting on the Season 18 premiere on September 11,1989, it is played for three prizes--one small prize (worth up to $99), a prize worth between $100 and $999, and a prize worth more than $2,000.
Split into simpler sentences: Debuting on the Season 18 premiere on September 11,1989. It is played for three prizes--one small prize (worth up to $99), a prize worth between $100 and $999, and a prize worth more than $2,000.