2802
Catalepsy induced by combinations of ketamine and morphine : potentiation , antagonism , tolerance and cross - tolerance in the rat .
 Disease: Catalepsy; Chemical: ketamine; Chemical: morphine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: Catalepsy; Chemical: ketamine; Chemical: morphine