CREATE TABLE table_47613 ("Date" TEXT, "Competition" TEXT, "Winners" TEXT, "Score" TEXT, "Runners-up" TEXT)

Who were the runners-up in the game that was won by Cork City F.C. on 10/05/1998?
SELECT "Runners-up" FROM table_47613 WHERE "Winners" = 'cork city f.c.' AND "Date" = '10/05/1998'
SELECT "Runners-up" FROM "table_47613" WHERE "Date" = '10/05/1998' AND "Winners" = 'cork city f.c.'