Kristaps Bergs
Born in Riga , the capital city of Latvia , Kristaps Bergs studied cello at the E . 
<triplet> Riga <subj> capital city <obj> instance of <subj> Latvia <obj> located in the administrative territorial entity <triplet> Latvia <subj> Riga <obj> capital <triplet> Kristaps Bergs <subj> Latvia <obj> country of citizenship <subj> cello <obj> instrument