24698
Our results also show that the HCO van der Waals complex can be formed through the interaction of CO with the H atom that is formed as a product of H2O photodissociation .
 Chemical: HCO; Chemical: CO; Chemical: H; Chemical: H2O
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: HCO, CO, H, H2O 
Answer:
 Chemical: HCO; Chemical: CO; Chemical: H; Chemical: H2O