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( Text ) Sofia , February 15 ( BTA ) -- Today the two main political forces in Bulgaria , the Bulgarian Socialist ( formerly Communist ) Party ( BSP ) and the Union of Democratic Forces ( SDS ) announced their stand on the possible airstrikes in Bosnia five days before the expiry of NATO 's ultimatum .
 Organization based in: BTA, Sofia; Organization based in: Bulgarian Socialist ( formerly Communist ) Party, Bulgaria; Organization based in: BSP, Bulgaria; Organization based in: Union of Democratic Forces, Bulgaria; Organization based in: SDS, Bulgaria
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: Organization based in, Located in, Live in, Work for, Kill 
Text: {0} 
Answer:
 Organization based in: BTA, Sofia; Organization based in: Bulgarian Socialist ( formerly Communist ) Party, Bulgaria; Organization based in: BSP, Bulgaria; Organization based in: Union of Democratic Forces, Bulgaria; Organization based in: SDS, Bulgaria