Does the sentence "The exact number of speakers of Somali is unknown." provide a valid answer to the question "In millions, about how many global Somali speakers are there?" OPTIONS:
- yes
- no

A: no

Does the sentence "On April 2, 1865, General Godfrey Weitzel, commander of the 25th corps of the United States Colored Troops, accepted the city's surrender from the mayor and group of leading citizens who remained." provide a valid answer to the question "What general received the surrender of Richmond?" OPTIONS:
- yes
- no

A: yes

Does the sentence "The latter aided in the defence of their respective territories against attacks by other European powers, Aboriginal peoples, and later American forces during the American Revolutionary War and War of 1812, as well as in the Fenian raids, Red River Rebellion, and North-West Rebellion." provide a valid answer to the question "What is one of the threats that faced them?" OPTIONS:
- yes
- no

A: yes

Does the sentence "While Japan had a large number of submarines, they did not make a significant impact on the war." provide a valid answer to the question "What was commerce raiding refered to as?" OPTIONS:
- yes
- no

A:
no