digraph G { layout="neato"; graph [ overlap=false, splines=true ]; subgraph cluster_m { m00 [ pos="0,0!", label="1"]; m01 [ pos="0,1!", label="1" ]; m02 [ pos="0,2!", label="3" ]; m03 [ pos="0,3!", label="1" ]; m04 [ pos="0,4!", label="4" ]; m10 [ pos="1,0!", label="4" ]; m11 [ pos="1,1!", label="1" ]; m12 [ pos="1,2!", label="1" ]; m13 [ pos="1,3!", label="3" ]; m14 [ pos="1,4!", label="1" ]; m20 [ pos="2,0!", label="1" ]; m21 [ pos="2,1!", label="1" ]; m22 [ pos="2,2!", label="1" ]; m23 [ pos="2,3!", label="2" ]; m24 [ pos="2,4!", label="4" ]; m30 [ pos="3,0!", label="1" ]; m31 [ pos="3,1!", label="1" ]; m32 [ pos="3,2!", label="1" ]; m33 [ pos="3,3!", label="1" ]; m34 [ pos="3,4!", label="⬇" ]; m40 [ pos="4,0!", label="1" ]; m41 [ pos="4,1!", label="1" ]; m42 [ pos="4,2!", label="2" ]; m43 [ pos="4,3!", label="4" ]; m44 [ pos="4,4!", label="4" ]; m13 -> m10 -> m14 -> m24 ->m20 -> m30 -> m40 -> m41 -> m42 -> m44 -> m04 -> m00 -> m01; m02 -> m32 -> m33 -> m34 -> m31 -> m21; m22 -> m23 -> m43 -> m03; m11 -> m12; m03 -> m13; m12 -> m22 [color=red]; m21 -> m11 [color=red]; m01 -> m02 [color=red]; } subgraph cluster_n { n00 [ pos="6,0!", label="1"]; n01 [ pos="6,1!", label="1" ]; n02 [ pos="6,2!", label="3" ]; n03 [ pos="6,3!", label="1" ]; n04 [ pos="6,4!", label="4" ]; n10 [ pos="7,0!", label="4" ]; n11 [ pos="7,1!", label="1" ]; n12 [ pos="7,2!", label="1" ]; n13 [ pos="7,3!", label="3" ]; n14 [ pos="7,4!", label="1" ]; n20 [ pos="8,0!", label="1" ]; n21 [ pos="8,1!", label="1" ]; n22 [ pos="8,2!", label="1" ]; n23 [ pos="8,3!", label="2" ]; n24 [ pos="8,4!", label="4" ]; n30 [ pos="9,0!", label="1" ]; n31 [ pos="9,1!", label="1" ]; n32 [ pos="9,2!", label="1" ]; n33 [ pos="9,3!", label="1" ]; n34 [ pos="9,4!", label="⬇" ]; n40 [ pos="10,0!", label="1" ]; n41 [ pos="10,1!", label="1" ]; n42 [ pos="10,2!", label="2" ]; n43 [ pos="10,3!", label="4" ]; n44 [ pos="10,4!", label="4" ]; n13 -> n10 -> n14 -> n24 ->n20 -> n30 -> n40 -> n41 -> n42 -> n44 -> n04 -> n00 -> n01; n02 -> n32 -> n33 -> n34 -> n31 -> n21; n22 -> n23 -> n43 -> n03; n11 -> n12; n03 -> n13; n12 -> n02 [color=blue]; n01 -> n11 [color=blue]; n21 -> n22 [color=blue]; } }