Complex sentence: Sateenkaarifilmi is a defunct Finnish film company that produced several films in Finland in the early 1980s such as Aidankaatajat eli heidän jälkeensä vedenpaisumus in 1982.
Split into simpler sentences: Sateenkaarifilmi is a defunct film company that produced several films in Finland in the early 1980s. Its productions included Aidankaatajat eli heidän jälkeensä vedenpaisumus in 1982.