CREATE TABLE table_25561 ("Engine" TEXT, "Crankshaft" TEXT, "Ignition timing" TEXT, "Graphical" TEXT, "Example" TEXT)

When i4 is the engine what is the graphical?
SELECT "Graphical" FROM table_25561 WHERE "Engine" = 'I4'
SELECT "Graphical" FROM "table_25561" WHERE "Engine" = 'I4'