Problem: Does "Mary's complete sinlessness and concomitant exemption from any taint from the first moment of her existence was a doctrine familiar to Greek theologians of Byzantium." answer the question "What Empire held Grecian teachers of the virginity of Mary's conception ?"

A: yes

Problem: Does "The Spanish, U.S. silver dollars, and later, Mexican silver pesos circulated side by side in the United States, and the Spanish dollar and Mexican peso remained legal tender until the Coinage Act of 1857." answer the question "Outside of Mexico, where else was the Spanish dollar minted?"

A: no

Problem: Does "There has also been a related shift toward broadening the focus beyond the daily life of ordinary people; increasingly, research is set in settings such as scientific laboratories, social movements, governmental and nongovernmental organizations and businesses." answer the question "What setting have anthropologists done more research in recently?"

A:
yes