4000,   662,   675
 4001,   950,   949
 4002,   661,   662
 4003,   959,   950
 4004,   658,   661
 4008,   833,   862
 4009,   911,   942
 4010,   913,   865
 4011,   862,   911
 4012,   942,   941
 4013,   670,   667
 4014,   671,   670
 4015,   675,   671
 4016,   667,   665
 4017,   960,   959
 4018,   665,   666
 4019,   949,   948
 4020,   948,   913
 4023,   666,  1742
 4024,  1742,  1741
 4025,  1741,  1740
 4026,  1745,   658
 4027,  1744,  1745
 4028,  1743,  1744
 4021,   865,   833
 4029,   960,  1749
 4030,  1749,  1748
 4031,  1748,  1747
 4032,  1750,   837
 4033,  1751,  1750
 4034,  1746,  1751
 4035,   837,   941