CREATE TABLE table_71518 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" FLOAT, "Time" TEXT, "Location" TEXT)

Which of the events only lasted no more than 0:55?
SELECT "Event" FROM table_71518 WHERE "Time" = '0:55'
SELECT "Event" FROM "table_71518" WHERE "Time" = '0:55'