103846
Re-equipped with P-51 Mustangs , with a mission for escorting B-17 Flying Fortress and B-24 Liberator heavy bombers during its first five weeks of operations , and afterwards flew many escort missions to cover the operations of medium and heavy bombers that struck strategic objectives , interdicted the enemy 's communications , or supported operations on the ground .
 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