81480
For water simulations , proprietary software was used , known as PhysBAM , which was created in collaboration with Stanford University .
 organization: Stanford University
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: Stanford University 
Answer:
 organization: Stanford University