In this task your given two statements in Swahili. You must judge whether the second sentence is the cause or effect of the first one. Label the instances as "cause" or "effect" based on your judgment. The sentences are separated by a newline character.

Ex Input:
Tawi la mti limeteremka kwenye mto.
Tawi lilisogea kufuata mto.

Ex Output:
effect


Ex Input:
Wachejazi baharini walirudi pwani.
Waliona papa.

Ex Output:
cause


Ex Input:
Nilifanya mazoezi.
Nilijihisi mwenye nguvu.

Ex Output:

cause