3759
Bond taught at several universities while completing his doctorate including  Langston University  in  Langston  Oklahoma ; Fisk University and Dillard University in New Orleans Louisiana .
 city of headquarters: Langston University, Langston
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Langston University, Langston 
Answer:
 city of headquarters: Langston University, Langston