CREATE TABLE table_31477 ("Round" FLOAT, "Circuit" TEXT, "Date" TEXT, "Length" TEXT, "Pole Position" TEXT, "GT3 Winner" TEXT, "GT4 Winner" TEXT)

When charles bateman michael lyons is the gt3 winner and donington park is the circuit who is the gt4 winner?
SELECT "GT4 Winner" FROM table_31477 WHERE "Circuit" = 'Donington Park' AND "GT3 Winner" = 'Charles Bateman Michael Lyons'
SELECT "GT4 Winner" FROM "table_31477" WHERE "Circuit" = 'Donington Park' AND "GT3 Winner" = 'Charles Bateman Michael Lyons'