Complex sentence: Kraus died of AIDS in 1986 and was a central person of interest in the Randy Shilts book, "And the Band Played On", which later became an HBO movie in which Sir Ian Mckellan played Kraus.
Split into simpler sentences: Kraus died of AIDS in 1986 and was a central person in the Randy Shilts book, "And the Band Played On". This book later became an HBO movie in which Sir Ian Mckellan played Kraus.