2915,2917,2923,2926,2928,2931,2933,2938,2938,2937,2933,2931,2928,2926,2926,2926,2923,2921,2918,2919,2919,2917,2916,2913,2915;1863,1863,1859,1855,1853,1855,1859,1860,1861,1865,1872,1875,1875,1874,1879,1883,1882,1883,1882,1879,1876,1873,1869,1867,1866