CREATE TABLE table_56308 ("Date" CLOB, "Tournament" CLOB, "Surface" CLOB, "Opponent in the final" CLOB, "Score" CLOB)

What is the tournament surface at Aptos?
SELECT "Surface" FROM table_56308 WHERE "Tournament" = 'aptos'
SELECT "Surface" FROM "table_56308" WHERE "Tournament" = 'aptos'