11646
Phenylpropanolamine ( PPA ) recently has been publicly implicated as a cause of stroke and other neurologic events .
 adverse effect: neurologic events, Phenylpropanolamine; adverse effect: neurologic events, PPA; adverse effect: stroke, Phenylpropanolamine; adverse effect: stroke, PPA
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  neurologic events, Phenylpropanolamine; neurologic events, PPA; stroke, Phenylpropanolamine; stroke, PPA 
Answer:
 adverse effect: neurologic events, Phenylpropanolamine; adverse effect: neurologic events, PPA; adverse effect: stroke, Phenylpropanolamine; adverse effect: stroke, PPA