239999
Wood in his Rivers of Wales ( 1813 ) refers to the works “ … lately built by Messrs. Vivian & Co. , in the construction of which a laudable attention has been paid to the comfort and convenience of the workmen by a different arrangement of the furnaces .
 person: Vivian
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Vivian 
Answer:
 person: Vivian