Problem: Does "Ellis immediately wrote back indicating that the experiments were similar to existing work in Germany, and also lent Bell a copy of Hermann von Helmholtz's work, The Sensations of Tone as a Physiological Basis for the Theory of Music." answer the question "How old was Bell when he wrote his paper?"

A: no

Problem: Does "Rapid decompression can be much more dangerous than vacuum exposure itself." answer the question "What does acceleration of oxygen consumption do?"

A: no

Problem: Does "John XXIII died of peritonitis caused by a perforated stomach at 19:49 local time on 3 June 1963 at the age of 81, ending a historic pontificate of four years and seven months." answer the question "What day did he die?"

A:
yes