filter_wml

    [event]
        name=turn 11

        [unit]
              type=Wave4am
              x,y=5,17
              side=4
              [variables]
                  starting_area=1
              [/variables]
#             id=4_5_17
        [/unit]

[event]
  name=moveto
  first_time_only=no
        [filter]
        side=4
        x=15,15,16,16,16,17
        y=14,15,13,14,15,14
        [/filter]

        [filter_wml]
            [variables]
                name=starting_area
                equals=1
            [/variables]
        [/filter_wml]
        [set_variable]
        name=player1_count
        add=1
        [/set_variable]

     {SET_LABEL  5 24 $player1_count}
[/event]