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[ 4, 4, 4, 2, 4, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 4, 4, 4, 4, 4, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0 ],
[ 4, 4, 4, 6, 4, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0 ]];;