CREATE TABLE table_75573 ("Res." CLOB, "Record" CLOB, "Opponent" CLOB, "Method" CLOB, "Event" CLOB, "Round" FLOAT, "Time" CLOB, "Location" CLOB)

What is the location of the match with an event of ecc 8: comeback?
SELECT "Location" FROM table_75573 WHERE "Event" = 'ecc 8: comeback'
SELECT "Location" FROM "table_75573" WHERE "Event" = 'ecc 8: comeback'