1 1 *** begin left orientated grid enclosure 1 34 1 34 2 45 2 45 3 63 3 63 4 82 4 82 5 93 5 93 8 106 8 106 17 105 17 105 20 106 20 106 21 107 21 107 25 109 25 109 24 110 24 110 23 112 23 112 22 113 22 113 19 114 19 114 14 115 14 115 13 117 13 117 12 118 12 118 11 179 11 179 12 236 12 236 78 1 78 1 1 *** end left orientated grid enclosure 1