input question: What is the birth year of the person who proposed the Ontogenetic depth idea????
output answer: 1958

input question: What is the name of the Baltic tribe duke known as King Vester????
output answer: Viestards

input question: In what year was the hotel, founded by E. S. Babcock, designated a National Historic Landmark????
output answer: 1977

input question: What was the original title of the opera in which Placido Domingo first appeared in 1961????
output answer:
"Violetta"