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In 1999 Genus acquired ABS Global , a company founded by J.R. Prentice in the US as the American Breeders Service in 1941 selling the semen of cattle .
 Genus, ABS Global, US
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Genus, ABS Global, US