289655
Porsche was able to defeat Audi , marking the first loss for Audi at Sebring since 1999 , while Porsche marks its first overall win at Sebring since 1988 , the 20th anniversary since its last win .
 Porsche, Audi, Audi, Porsche
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Porsche, Audi, Audi, Porsche