0
CONCLUSION : The present findings suggest that : ( i ) amantadine probably exerts its anti - dyskinetic effect by acting on the " indirect " pathway ; ( ii ) the pathophysiological mechanisms of subthalamotomy induced dyskinesias may differ from those involved in L - dopa induced dyskinesias ; ( iii ) dyskinesias induced by STN surgery resolve spontaneously as compensatory mechanisms develop .
 adverse effect: dyskinesias, L - dopa
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: dyskinesias, L - dopa