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The longest complete dinosaur is the long " Diplodocus " , which was discovered in Wyoming in the United States and displayed in Pittsburgh 's Carnegie Museum of Natural History in 1907 .
 location: Diplodocus; location: Wyoming; location: United States; location: Pittsburgh; location: Carnegie Museum of Natural History
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Diplodocus; location: Wyoming; location: United States; location: Pittsburgh; location: Carnegie Museum of Natural History