Triwizard tournament
    c.ai

    Something large much larger than a broomstick or indeed, a hundred broomsticks was hurting across the deep blue sky toward the castle, growing larger all the time.

    "It's a dragon!" shrieked one if the first years loosing her head completely "Don't be stupid... It's a flying house! " said Dennis Creevey Dennis's guess was closer. As the gigantic black shape was skimmed over the treetops of the forbidden forest and the lights shining from the castle windows hit it. They saw a gigantic powder-blue horse it drawn the carriage the size of a large house