It has also been incorporated into larger artistic opuses such as operas, ballets and theatre. Both his magnum opuses "Dnyaneshwari" and "Amrutanubhav" are composed in ovee meter. David's own compositions number about 50 opuses. Stolze used selections from five solo piano opuses (from "The Seasons", Op. Among the 80 signed opuses, chamber music has a special place. Membership of the "Council of Founders" of the "Society of National Opuses". Farkas's works include over seven hundred opuses. Horror film buffs know her for her two gory opuses, "Antropophagus" (1980) and "Delirium" (1987).