6344
He was the starting first baseman for the Kansas City Royals from to mid - , when they traded him to the Seattle Mariners .
 organization: Kansas City Royals; organization: Seattle Mariners
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Kansas City Royals; organization: Seattle Mariners