304713
They had a distinctive gull wing form , as the inner 2 metres carried marked dihedral out to the attachment points of the lift struts to the wing spars .
 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