219533
A dividing line of 51 ° N latitude has been recognized between the two subspecies , with A. g. decorticatum occurring north of the line and A. g. gracile living to the south .
 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