4210
In addition , red maple ( " Acer rubrum " ) , sweet birch ( " Betula lenta " ) , and yellow birch ( " Betula alleghaniensis " ) are common ; sugar maple ( " Acer saccharum " ) is occasional .
 location: Betula
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: Betula 
Answer:
 location: Betula