(game "All Queens Chess" 
    (players 2) 
    (equipment { 
        (board (square 5)) 
        (piece "Queen" Each (move Slide))
    }) 
    (rules 
        (start { 
            (place "Queen1" 
                (union { 
                    (difference (sites Bottom) (sites Phase 1)) 
                    (intersection (sites Left) (sites Row (/ (count Rows) 2)))
                    (difference (sites Top) (sites Phase 0)) 
                }) 
            )
            (place "Queen2" 
                (union { 
                    (difference (sites Bottom) (sites Phase 0)) 
                    (intersection (sites Right) (sites Row (/ (count Rows) 2)))
                    (difference (sites Top) (sites Phase 1)) 
                }) 
            )
        })
        
        (play (forEach Piece))
        (end (if (is Line 4) (result Mover Win)))
    )
)

//------------------------------------------------------------------------------

(metadata 
    
    (info
        {
        (description "Designed in the early 2000s by Elliot Rudell and published by The Happy Puzzle Company and ThinkFun.")
        (aliases {"Ducks in a Row"})
        (rules "Each player has 6 Chess queens. It is played on a 5x5 board. The starting position has the queens arranged on opposite sides, alternating white-black-white-black in each space. The pieces move as queens in Chess. The first player to line up four queens in a row wins.")
        (source "<a href=\"https://boardgamegeek.com/boardgame/34948/all-queens-chess\" target=\"_blank\" class=\"style1\" style=\"color: #0000EE\" />BGG</a>")
        (id "85")
        (version "1.3.14")
        (classification "board/space/line")
        (author "Elliot Rudell, Rudell Design")
        (publisher "The Happy Puzzle Company, ThinkFun")
        (credit "Eric Piette")
        (date "2008")
        }
    )
    
    (graphics {
        (board Style Chess)
    })
    
    (ai 
        "All Queens Chess_ai"
    )
    
)