397
Tensions Brewing Outside Pennsylvania Convention Center Between Biden , Trump Supporters As Vote Count Continues {{URL}} via {@CBS Philly@}
 Pennsylvania Convention Center, Biden, Trump, CBS Philly
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
Answer:
 Pennsylvania Convention Center, Biden, Trump, CBS Philly