15305
History When the first issue was published , wargaming in the modern recreational sense was still in its infancy , and The Avalon Hill Game Company had been producing wargames for a mass market for only five years .
 Avalon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Avalon