Task: Question Answering
Input (English): Question: When you assess a patient with a neurological problem, you check that he has a positive Kerning sign. This finding is related to: 
 Options:  <1> Meningeal irritation <2> Convulsive crisis. <3> Alteration of the I Cranial Pair. <4> Diplopia. <5> Cerebral stroke.
Output (English): 1