84055
Encouraged by this easy conquest , he also made an attempt to take Chalcis , but found it was too difficult a task .
 Chalcis
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:
 Chalcis