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The Elphinstone clan held the lands of Elphinstone in Lothian of which Sir Alexander Seton of that Ilk was Lord : Alexander de Elphinstone , died ca. 1290 ; John Elphinstone , knight ; Alexander Elphinstone of that Ilk ; William Elphinstone ; William of Elphinstone of that Ilk , knight ; Alexander Elphinstone of that Ilk , killed in battle 1436 ; Henry Elphinstone of Pittendreich ..... Elphinstone Colliery was formerly the main employer ; now Inveresk Research International is one of the main employers in the area .
 location: Lothian
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: Lothian 
Answer:
 location: Lothian