123926
The Office of Public Works began a major programme of exploratory works and conservation , costing in the region of 4.5 million euro , including partial restoration of the moat and the installation of a protective roof on the keep .
 organization: Office of Public Works
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Office of Public Works 
Answer:
 organization: Office of Public Works