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It was n't until 1909 that the team changed to the familiar interlocking NY ( originally designed by Tiffany & Co. in 1877 , an insignia that would become the famous New York Yankees " NY " logo was struck on a medal of honor by Tiffany & Co. and issued to the first NYC police officer shot in the line of duty . )
 Yankees
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Yankees