EE WAS REPLACING WINCH LINE ON DOZER. AFTER INSTALLING THE LINE AND TYING THE KNOT IN THE END OF THE LINE, EE BEGAN TO TIGHTEN THE KNOT. THE TAIL STARTED TO SLIP THROUGH THE KNOT. WHILE ATTEMP TING TO RETIE THE KNOT, THE TAIL SUDDENLY CAME LOOSE AND STRUCK HIM IN THE MOUTH.