question:
After the collapse of the talks and a controversial visit by Likud leader Ariel Sharon to the Temple Mount, the Second Intifada began.
Who visited the Temple Mount?

answer: yes

question:
These troubles were followed in 1347 by the Black Death, a pandemic that spread throughout Europe during the following three years.[AC]
How many million people died from the Black Death?

answer: no

question:
commonly referred to as Soviet Russia or simply as Russia, was a sovereign state in 191722, the largest, most populous, and most economically developed republic of the Soviet Union in 192291 and a sovereign part of the Soviet Union with its own legislation in 199091.
When did the RSFSR cease to be a part of the Soviet Union?

answer: yes

question:
Third (and fourth) rail systems almost always use voltages below 1 kV for safety reasons while overhead wires usually use higher voltages for efficiency.
Why 1kV voltage is almost always used by rail systems?

answer:
yes