Problem: Does "In July, her second son Alfred ("Affie") died; "Oh, God!" answer the question "What year did Victoria's second son Alfred die?"

A: no

Problem: Does "Xenon gas improves efficiency because of its high molecular weight, but is also more expensive, so its use is limited to smaller lamps." answer the question "Why does inert gas reduce efficiency?"

A: no

Problem: Does "The Mahendra Museum is dedicated to king Mahendra of Nepal (19201972)." answer the question "Who was the penultimate king of Nepal?"

A:
no