1487
The typical signs of VPA - induced encephalopathy are impaired consciousness , sometimes marked EEG background slowing , increased seizure frequency , with or without hyperammonemia .
 Chemical: VPA; Disease: encephalopathy; Disease: impaired consciousness; Disease: seizure; Disease: hyperammonemia
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: VPA, encephalopathy, impaired consciousness, seizure, hyperammonemia 
Answer:
 Chemical: VPA; Disease: encephalopathy; Disease: impaired consciousness; Disease: seizure; Disease: hyperammonemia