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

[A]: The airplane crashed.


[Q]: The man grieved.
What is the cause?

[A]: His mother passed away.


[Q]: The physician misdiagnosed the patient.
What is the effect?

[A]: The patient filed a malpractice lawsuit against the physician.


[Q]: The documents contained important information.
What is the effect?

[A]:
I kept them in a secure place.