Question: Are director of film Canyon City (1943 Film) and director of film Canción De Cuna (1941 Film) both from the same country?
Sentence (from "Gregorio Martínez Sierra"): Gregorio Martínez Sierra( 6 May 1881 – 1 October 1947) was a Spanish writer, poet, dramatist, and theatre director, a key figure in the revival of the Spanish theatrical avant- garde in the early twentieth century.
Relevant evidence: Yes