6650
The stamp is one of a block of four honoring " baseball sluggers " , the others being Mickey Mantle , Mel Ott , and Roy Campanella .
 person: Mickey Mantle; person: Mel Ott; person: Roy Campanella
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 person: Mickey Mantle; person: Mel Ott; person: Roy Campanella