Complex sentence: The novel was originally not one of Fleming's novels acquired by Eon Productions in 1961; in 1969 the company acquired the rights and commissioned Gerry Anderson to produce and co-write a screenplay.
Split into simpler sentences: The novel was originally not one of Fleming's novels acquired by Eon Productions in 1961. In 1969 Eon acquired the rights and commissioned Gerry Anderson to produce and co-write a screenplay.