What is the relationship between Samsung and Seoul in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Samsung C&T Corp. shares rose as much as 3.6 percent following the ruling, and traded up 2 percent to 67,500 won in Seoul trading as of 11:18 a.m. Cheil Industries rose 3.1 percent while the benchmark Kospi gained 0.8 percent.

Answer: location_of_formation