304976
His time at Penn State was interrupted by service as assistant chief engineer at the Special Projects Laboratory at Wright-Patterson Air Force Base during World War II , and by two Fulbright fellowships to Dublin , Ireland in the 1960s .
 location: Dublin
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: Dublin 
Answer:
 location: Dublin