80
The blocks were originally the rental housing of Ho Man Tin Estate , but they were converted to HOS housing finally and sold to the residents affected by the clearance of Valley Road Estate , Ho Man Tin Estate and Hung Hom Estate privately .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None