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Pointer is the mother of director David Irving , actress Amy Irving , and singer Katie Irving , who performed two songs heard in the prom sequence in Carrie .
 Pointer, Irving, Amy Irving, Irving
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Pointer, Irving, Amy Irving, Irving