15586
 Mr. Boal , who joined City Ballet in 1983 , is retiring from the company to assume the directorship of Pacific Northwest Ballet in Seattle , but it would n't have been right for him to leave town without one more performance of '' Apollo . '' 
 location contains: Seattle, Pacific Northwest Ballet
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: Seattle, Pacific Northwest Ballet