CREATE TABLE table_53488 ("Year" FLOAT, "Competition" TEXT, "Date" TEXT, "Location" TEXT, "Score" TEXT, "Result" TEXT)

What is the date of the game with a loss result in the Europe/Africa Group I, Round Robin competition in Murcia (esp) after 1998?
SELECT "Date" FROM table_53488 WHERE "Result" = 'loss' AND "Competition" = 'europe/africa group i, round robin' AND "Location" = 'murcia (esp)' AND "Year" > '1998'
SELECT "Date" FROM "table_53488" WHERE "Competition" = 'europe/africa group i, round robin' AND "Location" = 'murcia (esp)' AND "Result" = 'loss' AND "Year" > '1998'