Trade Tower
The Trade Tower in Gangnam district , Seoul , is one of South Korea's tallest buildings . 
<triplet> Trade Tower <subj> Gangnam district <obj> located in the administrative territorial entity <subj> South Korea <obj> country <triplet> Gangnam district <subj> Seoul <obj> located in the administrative territorial entity <subj> South Korea <obj> country <triplet> Seoul <subj> Gangnam district <obj> contains administrative territorial entity <subj> South Korea <obj> country <triplet> South Korea <subj> Seoul <obj> contains administrative territorial entity