CREATE TABLE table_47302 ("Game" FLOAT, "Date" CLOB, "Team" CLOB, "Score" CLOB, "High rebounds" CLOB, "High assists" CLOB, "Location Attendance" CLOB, "Record" CLOB)

What date was the location attendance at&t center 18,797, and a game earlier than 57?
SELECT "Date" FROM table_47302 WHERE "Location Attendance" = 'at&t center 18,797' AND "Game" < '57'
SELECT "Date" FROM "table_47302" WHERE "Game" < '57' AND "Location Attendance" = 'at&t center 18,797'