[ [ 1,1,1,-1, 0, 0, 0, 0, 0,0,0,0,0,0 ],
  [ 0,0,0, 0, 0, 0, 0,-1, 0,0,0,0,0,1 ],
  [ 0,0,0, 0, 0, 0, 0, 0, 0,0,0,0,0,0 ],
  [ 0,0,0, 0, 0, 0, 0, 0,-1,0,1,0,0,0 ],
  [ 0,0,0, 0, 0, 0,-1, 0, 0,0,0,1,0,0 ],
  [ 0,0,0, 0,-1, 0, 0, 0, 0,1,0,0,0,0 ],
  [ 0,0,0, 0, 0,-1, 0, 0, 0,0,0,0,1,0 ] ]