Problem: Does "Most men invited to Buckingham Palace in the daytime choose to wear service uniform or lounge suits; a minority wear morning coats, and in the evening, depending on the formality of the occasion, black tie or white tie." answer the question "The hemline of daytime skirts were allowed to rise after which year?"

A: no

Problem: Does "Burke wrote: "As to the good people of England, they seem to partake every day more and more of the Character of that administration which they have been induced to tolerate." answer the question "When did Lord North take office?"

A: no

Problem: Does "Although many such mutualistic relationships remain too fragile to survive competition and to spread widely, flowering proved to be an unusually effective means of reproduction, spreading (whatever its origin) to become the dominant form of land plant life." answer the question "What did the enlargement of flower parts evolve to form?"

A:
no