Does the sentence "To crack the more sophisticated German Lorenz SZ 40/42 machine, used for high-level Army communications, Max Newman and his colleagues commissioned Flowers to build the Colossus." provide a valid answer to the question "Who built the first Colossus in 1943?"

A: yes

Does the sentence "For example, Radio City Music Hall has four such elevators: an orchestra lift that covers a large area of the stage, and three smaller lifts near the rear of the stage." provide a valid answer to the question "How are stage lifts powered?"

A: no

Does the sentence "Robert Darnton estimates that there were approximately 25 000 copies of the Encyclopedie in circulation throughout France and Europe before the French Revolution." provide a valid answer to the question "How many copies of the Encyclopedie were estimated to be in circulation throughout France and Europe before the French Revolution?"

A: yes

Does the sentence "General John W. "Iron Mike" O'Daniel to Vietnam to study and assess the French forces there." provide a valid answer to the question "Who was providing supplies to the Vietnamese communists fighting against France?"

A:
no