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History On 18 December 1941 eleven days after the Japanese attack on Pearl Harbor , Maj. John Armstrong , commander of Roswell Army Air Field , New Mexico , visited Hobbs to conduct a preliminary investigation of potential military sites and discuss the prospects with local political and business leaders .
 location: Mexico; location: Hobbs
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: Mexico, Hobbs 
Answer:
 location: Mexico; location: Hobbs