6878
The caves are carved out of flood basalt rock of a cliff , part of the Deccan Traps formed by successive volcanic eruptions at the end of the Cretaceous geological period .
 location: Deccan Traps; location: Cretaceous
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Deccan Traps, Cretaceous 
Answer:
 location: Deccan Traps; location: Cretaceous