pair,contact1,contact2,flow1,flow2 1twh_E_,2,5,1,1 1twh_E_,4,8,1,1 1twh_E_,6,9,1,1 1twh_E_,6,10,1,1 1twh_E_,7,11,1,1 1twh_E_,8,12,1,1 1twh_E_,9,13,1,1 1twh_E_,10,14,1,1 1twh_E_,11,15,1,1 1twh_E_,13,16,1,1 1twh_E_,13,17,1,1 1twh_E_,13,37,1,1 1twh_E_,14,18,1,1 1twh_E_,15,19,1,1 1twh_E_,16,20,1,1 1twh_E_,17,21,1,1 1twh_E_,18,22,1,1 1twh_E_,18,140,1,1 1twh_E_,19,23,1,1 1twh_E_,20,24,1,1 1twh_E_,21,25,1,1 1twh_E_,21,143,1,1 1twh_E_,21,146,1,1 1twh_E_,22,26,1,1 1twh_E_,23,27,1,1 1twh_E_,24,27,1,1 1twh_E_,24,30,1,1 1twh_E_,24,32,1,1 1twh_E_,25,187,1,1 1twh_E_,26,133,1,1 1twh_E_,27,65,1,1 1twh_E_,27,68,1,1 1twh_E_,28,107,1,1 1twh_E_,29,63,1,1 1twh_E_,31,33,1,1 1twh_E_,31,34,1,1 1twh_E_,32,35,1,1 1twh_E_,32,36,1,1 1twh_E_,33,37,1,1 1twh_E_,38,42,1,1 1twh_E_,39,43,1,1 1twh_E_,40,44,1,1 1twh_E_,41,45,1,1 1twh_E_,42,46,1,1 1twh_E_,44,47,1,1 1twh_E_,46,54,1,1 1twh_E_,47,52,1,1 1twh_E_,54,57,1,1 1twh_E_,55,58,1,1 1twh_E_,55,59,1,1 1twh_E_,55,137,1,1 1twh_E_,56,59,1,1 1twh_E_,59,82,1,1 1twh_E_,60,80,1,1 1twh_E_,62,78,1,1 1twh_E_,65,68,1,1 1twh_E_,65,69,1,1 1twh_E_,66,70,1,1 1twh_E_,67,70,1,1 1twh_E_,67,71,1,1 1twh_E_,68,72,1,1 1twh_E_,71,160,1,1 1twh_E_,76,106,1,1 1twh_E_,77,106,1,1 1twh_E_,79,81,1,1 1twh_E_,79,107,1,1 1twh_E_,79,109,1,1 1twh_E_,81,109,1,1 1twh_E_,81,111,1,1 1twh_E_,83,85,1,1 1twh_E_,84,113,1,1 1twh_E_,85,92,1,1 1twh_E_,86,114,1,1 1twh_E_,87,115,1,1 1twh_E_,88,115,1,1 1twh_E_,88,117,1,1 1twh_E_,89,92,1,1 1twh_E_,89,93,1,1 1twh_E_,90,94,1,1 1twh_E_,91,95,1,1 1twh_E_,93,96,1,1 1twh_E_,93,97,1,1 1twh_E_,94,98,1,1 1twh_E_,95,99,1,1 1twh_E_,96,100,1,1 1twh_E_,97,101,1,1 1twh_E_,99,102,1,1 1twh_E_,100,103,1,1 1twh_E_,100,105,1,1 1twh_E_,106,107,1,1 1twh_E_,106,131,1,1 1twh_E_,108,131,1,1 1twh_E_,108,133,1,1 1twh_E_,110,133,1,1 1twh_E_,110,135,1,1 1twh_E_,112,135,1,1 1twh_E_,112,136,1,1 1twh_E_,112,137,1,1 1twh_E_,117,121,1,1 1twh_E_,120,123,1,1 1twh_E_,136,138,1,1 1twh_E_,136,139,1,1 1twh_E_,137,140,1,1 1twh_E_,138,141,1,1 1twh_E_,143,145,1,1 1twh_E_,143,146,1,1 1twh_E_,143,187,1,1 1twh_E_,144,147,1,1 1twh_E_,145,187,1,1 1twh_E_,147,150,1,1 1twh_E_,151,153,1,1 1twh_E_,152,199,1,1 1twh_E_,154,197,1,1 1twh_E_,155,194,1,1 1twh_E_,156,195,1,1 1twh_E_,157,160,1,1 1twh_E_,157,161,1,1 1twh_E_,158,162,1,1 1twh_E_,159,162,1,1 1twh_E_,159,163,1,1 1twh_E_,160,163,1,1 1twh_E_,160,164,1,1 1twh_E_,161,165,1,1 1twh_E_,161,172,1,1 1twh_E_,162,166,1,1 1twh_E_,163,167,1,1 1twh_E_,164,168,1,1 1twh_E_,165,170,1,1 1twh_E_,166,169,1,1 1twh_E_,171,174,1,1 1twh_E_,172,175,1,1 1twh_E_,173,177,1,1 1twh_E_,176,213,1,1 1twh_E_,177,212,1,1 1twh_E_,178,213,1,1 1twh_E_,178,215,1,1 1twh_E_,179,182,1,1 1twh_E_,182,184,1,1 1twh_E_,182,186,1,1 1twh_E_,183,187,1,1 1twh_E_,184,188,1,1 1twh_E_,185,190,1,1 1twh_E_,186,189,1,1 1twh_E_,191,194,1,1 1twh_E_,193,214,1,1 1twh_E_,194,214,1,1 1twh_E_,196,212,1,1 1twh_E_,198,210,1,1 1twh_E_,200,208,1,1 1twh_E_,202,204,1,1 1twh_E_,202,205,1,1 1twh_E_,202,206,1,1 1twh_E_,205,207,1,1