question: OPTIONS:
- yes
- no
An antenna (plural antennae or antennas), or aerial, is an electrical device which converts electric power into radio waves, and vice versa.
What device is able to change electric powerinto radio waves and also do the reverse?

answer: yes

[Q]: Sentence: Hinduism is the religion of 79.8% of New Delhi's population. Question: What percentage of New Delhi's population is Christian? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "First conceived by Julius Lilienfeld in 1926 and practically implemented in 1947 by American physicists John Bardeen, Walter Brattain, and William Shockley, the transistor revolutionized the field of electronics, and paved the way for smaller and cheaper radios, calculators, and computers, among other things." provide a valid answer to "When was the first transistor created?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "His initial goal as general secretary was to revive the Soviet economy, and he realized that doing so would require reforming underlying political and social structures." answer the question "How old was Gorbachev when he was elected as the General Secretary?" OPTIONS:
- yes
- no

A: no

Does the sentence "The concept was the same as the Lorenz system." provide a valid answer to the question "The Germans developed the Lorenz into what system?" OPTIONS:
- yes
- no

A: no

Does the sentence ", several manufacturers offer external portable USB hard disk drives, or empty enclosures for disk drives." provide a valid answer to the question "Several manufacturers offer what?" OPTIONS:
- yes
- no

A:
yes