[ [ 0, 0,1, 0,1,0,1 ], [ 1/4,1/4,0, 0,0,0,0 ], [ 0, 0,0,1/4,0,0,0 ], [ 0, 0,0, 0,0,1,0 ], [ 0, 0,0, 0,0,0,1 ] ]