7707
The work , done by the firm of Philadelphia contractor John McShain , required the complete dismantling of the interior spaces , construction of a new load-bearing internal steel frame and the reconstruction of the original rooms within the new structure .
 location: Philadelphia; person: John McShain
Please list all entity words in the text that fit the category.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} 
Answer:
 location: Philadelphia; person: John McShain