In the context of the input sentence, determine the relationship between 'SK Group' and 'SK'.
Options: member of, owned by, currency, platform

5 Questions About SK Group The Wall Street Journal – 1 hour 52 minutes ago Print Chey Tae-won, chairman South Korea’s third-largest conglomerate, SK Group, is free to resume his duties now that an Aug. 13 pardon by President Park Geun-hye has brought an early end to his four-year prison sentence.
owned by