12530
Icheon  South Korea-based  Hynix  supplies NAND chips to Apple Inc. for its iPod and iPhone products and mobile DRAM chips for the iPad according to Park .
 city of headquarters: Icheon, Hynix
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:  Icheon, Hynix 
Answer:
 city of headquarters: Icheon, Hynix