In this task, you will be given two sentences separated by ", so". You should decide whether the first sentence can be the cause of the second sentence. If you can see a possible causation, answer with "plausible", otherwise answer with "not plausible".

[EX Q]: The pond froze over for the winter, so there was plenty of rain
[EX A]: not plausible

[EX Q]: The surfer caught the wave, so we knew we were on the right track
[EX A]: not plausible

[EX Q]: The physician misdiagnosed the patient, so the patient filed a malpractice lawsuit against the physician
[EX A]:
plausible