75944
from the University of Maryland in Particle Physics under the supervision of Oscar W. Greenberg in 1977 .
 organization: University of Maryland; organization: Physics; person: Oscar W. Greenberg
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: University of Maryland, Physics, Oscar W. Greenberg 
Answer:
 organization: University of Maryland; organization: Physics; person: Oscar W. Greenberg