[Q]: The company lost money.
What is the cause?

[A]: Some of its products were manufactured defectively.

[Q]: The farmland needed irrigation.
What is the effect?

[A]: A canal was constructed.

[Q]: The engine of the airplane was faulty.
What is the effect?

[A]: The airplane crashed.

[Q]: A fistfight broke out in the hall of the school.
What is the effect?

[A]:
The principal suspended the students involved.