28453
This can be exploited by using reference BDEs calculated at a higher - level of theory , in combination with DARBDE or DPARBDE values obtained at a lower level , to produce BDEs and RBDEs with an accuracy that is close to the directly calculated higher - level values .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None