The game consists of twenty-four squares divided into four triangular field. On these triangles are drawn three different kind of animals: lion, monkey and parrot. Note that none of 24 pieces are same. Diagonal lines represent solid iron bars which animals are safely separated from each other, the edges of the squares are open and your task is to organize all the squares next to each other to form a rectangular zoo with the size of 6×4 squares. Task can complicated with this condition: all four sides must be in marginal triangles single specie of animal.