43550
Nearly 2,000,000 waterbirds , including 35 species of shorebirds , use Mono Lake to rest and eat for at least part of the year .
 location: Mono Lake
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: Mono Lake 
Answer:
 location: Mono Lake