Question: How long did a series of 6 erotic feature films run after being ushered in by the 1965 Danish coming-of-age sex comedy;Sytten?
Sentence (from "Ole Søltoft"): For over a decade he starred or co-starred in nearly all notable films in this genre and became hopelessly typecast, usually playing naive, likeable guys with a healthy sexual appetite.
Relevant evidence: No