Question: what is file extension fch?
Answer: --> What is File Extension FCH?

Question: if it were in the power of man, by informed warnings to avert disastrous events, the repeated warnings of this unique authority would have averted the tribulation which the revolution brought on the millions of mankind in the next century.
Answer: --> If it were in the power of man, by informed warnings to avert disastrous events, the repeated warnings of this unique authority would have averted the tribulation which the revolution brought on the millions of mankind in the next century.

Question: try to turn all squares in the board into red!
Answer:
--> Try to turn all squares in the board into red!