CREATE TABLE table_68579 ("Res." TEXT, "Record" TEXT, "Opponent" TEXT, "Method" TEXT, "Event" TEXT, "Round" TEXT)

Which event lasted 1 round and included an opponent of Dan Spychalski?
SELECT "Event" FROM table_68579 WHERE "Round" = '1' AND "Opponent" = 'dan spychalski'
SELECT "Event" FROM "table_68579" WHERE "Opponent" = 'dan spychalski' AND "Round" = '1'