7988
Sault Ste. Marie  is also served by Sault Ste. Marie Airport and  Sault Transit Services  .
 city of headquarters: Sault Ste. Marie, Sault Transit Services
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:  Sault Ste. Marie, Sault Transit Services 
Answer:
 city of headquarters: Sault Ste. Marie, Sault Transit Services