Problem: Does "Some writers, such as James-Charles Noonan, hold that, in the case of cardinals, the form used for signatures should be used also when referring to them in English." answer the question "Why do Oriental Patriarchs sign this way?"

A: no

Problem: Does "The observation by Edwin Hubble in 1929 that the speed at which galaxies recede positively correlates with their distance, led to the understanding that the universe is expanding, and the formulation of the Big Bang theory by Georges Lemaitre." answer the question "Edwin Hubble's discovery about galaxies allowed for which theory by Georges Lemaitre?"

A: yes

Problem: Does "In fact, the treaty was de facto disbanded in December 1989 during the violent revolution in Romania, which toppled the communist government, without military intervention form other member states." answer the question "In which year did Romania overthrow its communist government?"

A:
yes