749
Viscomi was shot in the back in 1979 by John Hoopsick , who held a longtime grudge against him , and who hours earlier purchased the shotgun and ammunition at a K mart store in Niagara Falls .
 K mart, Niagara Falls
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: Organization based in, Located in, Live in, Work for, Kill 
Text: {0} 
Answer:
 K mart, Niagara Falls