CREATE TABLE table_24290 ("Day" TEXT, "Stage" TEXT, "Time  ( GMT ) " TEXT, "Name" TEXT, "Length" TEXT, "Winner" TEXT, "Time" TEXT, "Avg. spd." TEXT, "Rally leader" TEXT)

Which ralliers won the stages that were at 18:54 GMT?
SELECT "Winner" FROM table_24290 WHERE "Time (GMT)" = '18:54'
SELECT "Winner" FROM "table_24290" WHERE "Time (GMT)" = '18:54'