Does the sentence "During the wars between the Sultanate of Ifat based at Zeila and the Solomonic Dynasty, the Abyssinian Emperor had one of his court officials compose a hymn celebrating a military victory over the Sultan of Ifat's eponymous troops." provide a valid answer to the question "Who ordered that a hymn be composed that first mentioned the Somalis?"

A: yes

Does the sentence "The twelve colleges are named for important alumni or significant places in university history." provide a valid answer to the question "Who are the Yale colleges named after?"

A: yes

Does the sentence "Some cynics also erroneously point out that the Federal Reserve makes more profit from dollar bills than dollar coins because they wear out in a few years, whereas coins are more permanent." provide a valid answer to the question "What do vending machines commonly only accept?"

A: no

Does the sentence "Polytechnics in Malaysia has been operated for almost 44 years." provide a valid answer to the question "What country has operated polytechnic institutes for nearly 44 years?"

A:
yes