Simplify the following text for a Grade 8 native English-speaking person.
Original: Stallone also starred in the erotic off-Broadway stage play Score which ran for 23 performances at the Martinique Theatre from October 28 - November 15 , 1971 and was later made into a film by Radley Metzger .
Simplified: Stallone also starred in the erotic play called Score which had 23 performances at the Martinique Theatre from October 28 - November 15 , 1971 . It was later made into a film by Radley Metzger .