Yes / no, is the following a verifiable fact?
"Lullaby songs and poems often are used to put babies to sleep." Step-by-step reasoning process:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
This was the main reason for creating the Lullaby genre. Therefore, the final answer is yes.