4917
We present two cases in which both patients suffered with CLS , which we believe was caused following administration of granulocyte colony - stimulating factor , to our knowledge not described in the intensive care patient previously .
 adverse effect: CLS, granulocyte colony - stimulating factor
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: CLS, granulocyte colony - stimulating factor