38428
Spectrographic evidence indicates a relatively recent collision between two planet-sized bodies that destroyed the smaller of the two , which had been at least the size of Earth 's moon , and severely damaged the larger one , which was at least the size of Mercury .
 None
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:  
Answer:
 None