3485
The president also suffered from Crohn 's disease , chronic inflammatory condition of the intestine , which necessitated surgery for a bowel obstruction on June 9 , 1956 .
 disease: Crohn 's disease
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: Crohn 's disease 
Answer:
 disease: Crohn 's disease