69403
The first national convention was called by the Anti-Masonic Party in 1831 , as they could not use the caucus system because they had no congressmen .
 Anti-Masonic Party
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Anti-Masonic Party