Question:
Choose your answer: Is "It is a single-seat plane powered by solar cells and capable of taking off under its own power." a good answer to the question "What is the name of the aircraft circling the globe in 2015 via solar power?"
Answer:
no

Question:
Choose your answer: Is "Directly based on the works of Newton, Descartes, Pascal and Leibniz, the way was now clear to the development of modern mathematics, physics and technology by the generation of Benjamin Franklin (17061790), Leonhard Euler (17071783), Mikhail Lomonosov (17111765) and Jean le Rond d'Alembert (17171783), epitomized in the appearance of Denis Diderot's Encyclopedie between 1751 and 1772." a good answer to the question "What book did Denis Diderot write?"
Answer:
yes

Question:
Choose your answer: Is "The first medal won by an Armenian in modern Olympic history was by Hrant Shahinyan (sometimes spelled as Grant Shaginyan), who won two golds and two silvers in gymnastics at the 1952 Summer Olympics in Helsinki." a good answer to the question "What Olympic Sport did Hrant Shahinyan compete in?"
Answer:
yes