2146
The study was terminated prematurely because an additional 6 patients ( 25 % ) developed sinusoidal obstruction syndrome ( SOS ) , which was fatal in 2 cases .
 Disease: sinusoidal obstruction syndrome; Disease: SOS
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: sinusoidal obstruction syndrome, SOS 
Answer:
 Disease: sinusoidal obstruction syndrome; Disease: SOS