7589
 Mr. Basayev , nominally the movement 's second in command , has claimed responsibility for the worst terrorist attacks in Russia , including the hostage siege of a school in Beslan in 2004 that ended with the deaths of 331 people . 
 location contains: Russia, Beslan
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: Russia, Beslan