Q: Does "After many other more or less successful attempts with relatively weak rotating and reciprocating apparatus the Prussian Moritz von Jacobi created the first real rotating electric motor in May 1834 that actually developed a remarkable mechanical output power." provide a valid answer to "What was Jacobi's improved motor used to propel?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "Wang and Nyima write that this was due to old age and physical weakness, and also because of efforts being made to build three major monasteries." answer the question "Who invited Je Tsongkhapa to come pay tribute?" OPTIONS:
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- no

A: no

Does the sentence "At Rivoli, the Austrians lost up to 14,000 men while the French lost about 5,000." provide a valid answer to the question "Around how many casualties did the French suffer at Rivoli?" OPTIONS:
- yes
- no

A: yes

Question:
Choose your answer: Is "The father played the flute and violin; the mother played the piano and gave lessons to boys in the boarding house that the Chopins kept." a good answer to the question "What two instruments did Frederic's father play during this time?" OPTIONS:
- yes
- no
Answer:
yes

QUES: Q: In the middle o what century did the Kushan empire begin?
A: The Kushan Empire expanded out of what is now Afghanistan into the northwest of the subcontinent under the leadership of their first emperor, Kujula Kadphises, about the middle of the 1st century CE.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: yes

QUES: Q: What expensive wood with a prized color is used to make the backs of violins?
A: The most valuable tonewoods, such as the ripple sycamore (Acer pseudoplatanus), used for the backs of violins, combine acoustic properties with decorative color and grain which enhance the appearance of the finished instrument.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS:
yes