Take context from the input text and decide on the accurate relationship between 'Kia Motors' and 'Hyundai Mobis' from the options provided.
Options: chairperson, headquarters location, legal form, owner of

The announcement comes almost a year after the automaker and its affiliates, Kia Motors Corp., Hyundai Mobis Co., won an auction for prime property in South Korea’s central Gangnam district, offering triple the assessed price.
owner of