question: Why did the Japanses begin to breed quails in teh 20th century ?
answer: Japanese breeders began to selectively breed for increased egg production .
turker_answer: The Japanese began to selectively breed quails in the 20th century in order to increase egg production .
rule-based: The Japanses began to breed quails in teh 20th century because japanese breeders began to selectively breed for increased egg production .