1802
The patient described feeling cold with worsening headache and chills approximately one hour after infusion of the first dose of penicillin .
 adverse effect: chills, penicillin; adverse effect: feeling cold, penicillin; adverse effect: worsening headache, penicillin
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:  chills, penicillin; feeling cold, penicillin; worsening headache, penicillin 
Answer:
 adverse effect: chills, penicillin; adverse effect: feeling cold, penicillin; adverse effect: worsening headache, penicillin