There are several Messianic prophecies in the Book of Isaiah.
no
Yes / no, is the following a verifiable fact?
"The book of Isaiah contains no Messianic prophecies."

If one is hungry they will work faster to be able to break for food.
yes
Is the following a factual statement?
"Hunger provides motivation for getting tasks done."
Options:
- yes
- no

They are served in many restaurants and eating establishments across the USA.
yes

"Hamburgers are a popular dish in the USA."
Is the above claim true?
Options:
- yes
- no