instruction:
In this task your given two statements in Chinese. 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.
question:
水手被隔离了。
他接触了这种疾病。
answer:
cause


question:
这家人搜查了附近。
他们的狗离家出走了。
answer:
cause


question:
男孩的背部疼痛。
他的背包很重。
answer:

cause