CREATE TABLE table_42537 ("Result" TEXT, "Opponent" TEXT, "Type" TEXT, "Round" TEXT, "Date" TEXT)

When is a Type of tko, and an Opponent of jesse brinkley
SELECT "Date" FROM table_42537 WHERE "Type" = 'tko' AND "Opponent" = 'jesse brinkley'
SELECT "Date" FROM "table_42537" WHERE "Opponent" = 'jesse brinkley' AND "Type" = 'tko'