CREATE TABLE table_28531 ("Rd." FLOAT, "Grand Prix" TEXT, "Pole position" TEXT, "Fastest lap" TEXT, "Winning driver" TEXT, "Winning constructor" TEXT, "Report" TEXT)

What are all the report for the Belgian Grand Prix?
SELECT "Report" FROM table_28531 WHERE "Grand Prix" = 'Belgian Grand Prix'
SELECT "Report" FROM "table_28531" WHERE "Grand Prix" = 'Belgian Grand Prix'