Question: How many operas did the person who wrote Eduardo e Cristina write?
Sentence (from "Osvald Chlubna"): He wrote many operas, often using his own librettos, such as "The Revenge of Catullus" based on the work of Vrchlický (1917), "Alladina and Palomid" (based on the work of Maeterlinck, 1925), "Ňura" (1932), "How the Death came in the World" (1936), "Jiří from Kunštát and Poděbrady" (based on the work of Alois Jirásek, 1941), "Cradle" (composed on the work of Jirásek, 1951), "Eupyros" (1960).
Relevant evidence: No