Problem: Does "The ultimate substantive legacy of Principia Mathematica is mixed." answer the question "What did the incompleteness theorem of 1931 indicate regarding Principia Mathematica?"

A: no

Problem: Does "As American citizens, Puerto Ricans can vote in U.S. presidential elections, provided they reside in one of the 50 states or the District of Columbia and not in Puerto Rico itself." answer the question "How long has Puerto Rico had representation in Congress?"

A: no

Problem: Does "This was because the system's PowerPC 970 processor running the same PowerPC architecture that the Xbox 360 would eventually run under IBM's Xenon processor." answer the question "What manufacturer was enlisted to design the 360's graphics processor?"

A:
no