20777
By 1984 , when the government agency English Heritage took over the management of the property , the condition of the visitor services was unsatisfactory and the industrial character of the surrounding area was discouraging tourists .
 English Heritage
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 English Heritage