Question: Lee Mi-ja performed at the Grand Theater in what capital of North Korea?
Sentence (from "Pyongyang"): Pyongyang ( ; (Chosŏn'gŭl: 평양 ; Hancha:  ), ] , literally: "Flat Land" or "Peaceful Land") is the capital and largest city of the Democratic People’s Republic of Korea (commonly known as North Korea).
Relevant evidence: Yes