Problem: Does "After nearly 50 years of proxy wars, and constant fears of another war in Europe between NATO and the Warsaw Pact, some thought the Persian Gulf War might finally answer the question of which military philosophy would have reigned supreme." answer the question "What problem did the Iraqi forces have?"

A: no

Problem: Does "Later, the invention of the James Hargreaves' spinning jenny in 1764, Richard Arkwright's spinning frame in 1769 and Samuel Crompton's spinning mule in 1775 enabled British spinners to produce cotton yarn at much higher rates." answer the question "What device did James Hargreaves invent?"

A: yes

Problem: Does "Fruit, which is formed by the enlargement of flower parts, is frequently a seed-dispersal tool that attracts animals to eat or otherwise disturb it, incidentally scattering the seeds it contains (see frugivory)." answer the question "What did the enlargement of flower parts evolve to form?"

A:
yes