250406
After graduating in 1983 , van Dalen enrolled in Utrecht 's law school , but had to drop out in 1985 because he was constantly travelling abroad and was too busy to keep up with his studies .
 person: van Dalen; organization: Utrecht
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: van Dalen, Utrecht 
Answer:
 person: van Dalen; organization: Utrecht