CREATE TABLE table_name_86 (score VARCHAR2, champion VARCHAR2, stadium VARCHAR2)

What was the score when the Vikings won the championship at Namyangju Stadium?
SELECT score FROM table_name_86 WHERE champion = "vikings" AND stadium = "namyangju stadium"
SELECT "score" FROM "table_name_86" WHERE "champion" = "vikings" AND "namyangju stadium" = "stadium"