45951
such as a 1970 report that white-backed swallows in Australia may conserve energy this way , but the first confirmed study that they or any passerine entered torpor was a 1988 study on house martins .
 location: Australia
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: Australia 
Answer:
 location: Australia