Premise: Gongju National Museum is a national museum in Gongju, South Korea. The Gongju National Museum holds 10,000 artifacts including 19 national treasures and 3 treasures excavated in Daejeon and Chungcheongnam-do areas, especially artifacts from Tomb of King Muryeong.
Hypothesis: The source of some of the many items housed in the Nationa Museum in Gongju  is Daejeon and Chungcheongnam- do areas.