Question: When has a Site of Tainan City and a Score of 8–6?
SQL: SELECT "Year" FROM "2-15664872-1" WHERE "Site" = 'Tainan City' AND "Score" = '8–6';

Question: Which Score that has a Winning team of Wei Chuan Dragons?
SQL: SELECT "Score" FROM "2-15664872-1" WHERE "Winning team" = 'Wei Chuan Dragons';