1498
" There is no doubt that Chechnya , according to OSCE principles , belongs to a state called Russia , " he said , pointing out that Russia was an OSCE member and it was not the organisation 's policy to challenge members ' sovereignty .
 location: Chechnya; location: Russia; location: Russia; organization: OSCE; organization: OSCE
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 location: Chechnya; location: Russia; location: Russia; organization: OSCE; organization: OSCE