82894
On 18 December 2011 , in the match won 2 – 0 by Catania against Palermo , he converted his second penalty of the season and was tearfully substituted by Gonzalo Bergessio for a possible farewell before the winter session of the transfer window .
 Catania, Palermo, Gonzalo Bergessio
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Catania, Palermo, Gonzalo Bergessio