65503
The first exact classical solution should perhaps be credited to the well-known solution by Hermann von Helmholtz in 1868 .
 person: Hermann von Helmholtz
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: Hermann von Helmholtz 
Answer:
 person: Hermann von Helmholtz