pair,contact1,contact2,flow1,flow2 2gtl_N_,1,5,1,1 2gtl_N_,2,6,1,1 2gtl_N_,3,7,1,1 2gtl_N_,9,13,1,1 2gtl_N_,12,16,1,1 2gtl_N_,13,16,1,1 2gtl_N_,13,17,1,1 2gtl_N_,14,18,1,1 2gtl_N_,15,19,1,1 2gtl_N_,16,20,1,1 2gtl_N_,17,21,1,1 2gtl_N_,18,22,1,1 2gtl_N_,19,23,1,1 2gtl_N_,20,23,1,1 2gtl_N_,20,24,1,1 2gtl_N_,21,25,1,1 2gtl_N_,22,26,1,1 2gtl_N_,23,27,1,1 2gtl_N_,24,27,1,1 2gtl_N_,24,28,1,1 2gtl_N_,25,29,1,1 2gtl_N_,28,31,1,1 2gtl_N_,33,36,1,1 2gtl_N_,33,37,1,1 2gtl_N_,34,38,1,1 2gtl_N_,36,40,1,1 2gtl_N_,36,192,1,1 2gtl_N_,37,41,1,1 2gtl_N_,38,42,1,1 2gtl_N_,39,43,1,1 2gtl_N_,39,191,1,1 2gtl_N_,40,44,1,1 2gtl_N_,40,195,1,1 2gtl_N_,41,45,1,1 2gtl_N_,42,46,1,1 2gtl_N_,43,47,1,1 2gtl_N_,45,48,1,1 2gtl_N_,45,49,1,1 2gtl_N_,46,50,1,1 2gtl_N_,51,53,1,1 2gtl_N_,54,57,1,1 2gtl_N_,55,57,1,1 2gtl_N_,56,70,1,1 2gtl_N_,58,60,1,1 2gtl_N_,58,68,1,1 2gtl_N_,59,66,1,1 2gtl_N_,60,66,1,1 2gtl_N_,66,80,1,1 2gtl_N_,66,81,1,1 2gtl_N_,69,72,1,1 2gtl_N_,69,73,1,1 2gtl_N_,70,135,1,1 2gtl_N_,72,75,1,1 2gtl_N_,74,86,1,1 2gtl_N_,74,133,1,1 2gtl_N_,75,77,1,1 2gtl_N_,76,86,1,1 2gtl_N_,79,85,1,1 2gtl_N_,80,83,1,1 2gtl_N_,80,85,1,1 2gtl_N_,82,84,1,1 2gtl_N_,87,90,1,1 2gtl_N_,87,91,1,1 2gtl_N_,88,91,1,1 2gtl_N_,92,94,1,1 2gtl_N_,93,96,1,1 2gtl_N_,94,97,1,1 2gtl_N_,95,100,1,1 2gtl_N_,97,100,1,1 2gtl_N_,99,123,1,1 2gtl_N_,100,123,1,1 2gtl_N_,101,217,1,1 2gtl_N_,102,121,1,1 2gtl_N_,103,215,1,1 2gtl_N_,104,119,1,1 2gtl_N_,106,117,1,1 2gtl_N_,107,211,1,1 2gtl_N_,108,117,1,1 2gtl_N_,109,209,1,1 2gtl_N_,114,117,1,1 2gtl_N_,117,118,1,1 2gtl_N_,119,144,1,1 2gtl_N_,120,143,1,1 2gtl_N_,122,141,1,1 2gtl_N_,124,139,1,1 2gtl_N_,125,139,1,1 2gtl_N_,127,137,1,1 2gtl_N_,128,133,1,1 2gtl_N_,129,132,1,1 2gtl_N_,134,135,1,1 2gtl_N_,136,163,1,1 2gtl_N_,138,161,1,1 2gtl_N_,140,159,1,1 2gtl_N_,142,157,1,1 2gtl_N_,144,155,1,1 2gtl_N_,146,153,1,1 2gtl_N_,158,175,1,1 2gtl_N_,160,173,1,1 2gtl_N_,162,171,1,1 2gtl_N_,164,167,1,1 2gtl_N_,164,169,1,1 2gtl_N_,165,168,1,1 2gtl_N_,168,188,1,1 2gtl_N_,168,192,1,1 2gtl_N_,170,186,1,1 2gtl_N_,172,184,1,1 2gtl_N_,174,176,1,1 2gtl_N_,177,180,1,1 2gtl_N_,182,200,1,1 2gtl_N_,183,201,1,1 2gtl_N_,185,199,1,1 2gtl_N_,187,197,1,1 2gtl_N_,192,194,1,1 2gtl_N_,192,195,1,1 2gtl_N_,193,194,1,1 2gtl_N_,194,216,1,1 2gtl_N_,196,214,1,1 2gtl_N_,198,212,1,1 2gtl_N_,199,210,1,1 2gtl_N_,200,209,1,1 2gtl_N_,200,210,1,1 2gtl_N_,202,205,1,1 2gtl_N_,202,206,1,1 2gtl_N_,202,207,1,1