Problem: Does "At the beginning of World War I, East Prussia became a theatre of war when the Russian Empire invaded the country." answer the question "Which country invaded east Prussia in World War I?"

A: yes

Problem: Does "Russia had assisted Austria's efforts in suppressing the Hungarian Revolution of 1848, and expected gratitude; it wanted a free hand in settling its problems with the Ottoman Empire the "sick man of Europe"." answer the question "In what year did the Hungarian Revolution take place?"

A: yes

Problem: Does "The outcome of the First World War was disastrous for both the German Reich and the Russian Soviet Federative Socialist Republic." answer the question "What agreement gave Germany many regions of Russia in the first world war?"

A:
no