return [[ 0, 0, 0, 0 ],
[ 0, 0, 0, -8 ],
[ 0, 1, 0, 0 ],
[ 0, 1, 0, -8 ],
[ 0, 2, 0, 0 ],
[ 0, 2, 0, -8 ],
[ 0, 3, 0, 0 ],
[ 0, 3, 0, -8 ],
[ 0, 4, 0, 0 ],
[ 0, 4, 0, -8 ],
[ 0, 5, 0, 0 ],
[ 0, 5, 0, -8 ],
[ 0, 6, 0, 0 ],
[ 0, 6, 0, -8 ],
[ 0, 7, 0, 0 ],
[ 0, 7, 0, -8 ],
[ 0, 8, 0, 0 ],
[ 0, 10, 0, 0 ],
[ 0, 12, 0, 0 ],
[ 0, 14, 0, 0 ],
[ 8, 0, 0, 0 ],
[ 8, 1, 0, -8 ],
[ 8, 2, 0, 0 ],
[ 8, 3, 0, -8 ],
[ 8, 4, 0, 0 ],
[ 8, 5, 0, -8 ],
[ 8, 6, 0, 0 ],
[ 8, 7, 0, -8 ],
[ 8, 8, 0, 0 ],
[ 8, 10, 0, 0 ],
[ 8, 12, 0, 0 ],
[ 8, 14, 0, 0 ]];;