question:
In transmission, a radio transmitter supplies an electric current oscillating at radio frequency (i.e. a high frequency alternating current (AC)) to the antenna's terminals, and the antenna radiates the energy from the current as electromagnetic waves (radio waves).
What else can radio waves be called?

answer: yes

question:
Dobrovsky had intended his book to be descriptive, and did not think Czech had a realistic chance of returning as a major language.
What didn't Dobrovsky think Czech had a chance of returning as?

answer: yes

question:
For an unprecedented eight consecutive years, from the 200304 television season through the 201011 season, either its performance or result show had been ranked number one in U.S. television ratings.
How many consecutive years did American Idol been ranked number one in ratings?

answer: yes

question:
The largest parks in the central area of London are three of the eight Royal Parks, namely Hyde Park and its neighbour Kensington Gardens in the west, and Regent's Park to the north.
How many royal parks are located in the center of London?

answer:
yes