pair,contact1,contact2,flow1,flow2 1n3t_A_,4,6,1,1 1n3t_A_,4,7,1,1 1n3t_A_,4,8,1,1 1n3t_A_,5,9,1,1 1n3t_A_,6,10,1,1 1n3t_A_,7,11,1,1 1n3t_A_,8,12,1,1 1n3t_A_,9,13,1,1 1n3t_A_,10,14,1,1 1n3t_A_,11,15,1,1 1n3t_A_,12,16,1,1 1n3t_A_,13,17,1,1 1n3t_A_,14,17,1,1 1n3t_A_,14,19,1,1 1n3t_A_,15,18,1,1 1n3t_A_,19,157,1,1 1n3t_A_,20,21,1,1 1n3t_A_,20,80,1,1 1n3t_A_,21,157,1,1 1n3t_A_,31,34,1,1 1n3t_A_,31,35,1,1 1n3t_A_,32,35,1,1 1n3t_A_,32,36,1,1 1n3t_A_,33,37,1,1 1n3t_A_,34,37,1,1 1n3t_A_,34,38,1,1 1n3t_A_,35,39,1,1 1n3t_A_,36,40,1,1 1n3t_A_,36,72,1,1 1n3t_A_,37,41,1,1 1n3t_A_,38,42,1,1 1n3t_A_,39,43,1,1 1n3t_A_,40,44,1,1 1n3t_A_,41,45,1,1 1n3t_A_,42,45,1,1 1n3t_A_,42,46,1,1 1n3t_A_,43,47,1,1 1n3t_A_,45,49,1,1 1n3t_A_,47,50,1,1 1n3t_A_,47,52,1,1 1n3t_A_,48,51,1,1 1n3t_A_,53,56,1,1 1n3t_A_,56,60,1,1 1n3t_A_,58,61,1,1 1n3t_A_,59,62,1,1 1n3t_A_,61,65,1,1 1n3t_A_,62,66,1,1 1n3t_A_,63,67,1,1 1n3t_A_,64,68,1,1 1n3t_A_,65,69,1,1 1n3t_A_,66,70,1,1 1n3t_A_,67,71,1,1 1n3t_A_,68,72,1,1 1n3t_A_,69,73,1,1 1n3t_A_,70,75,1,1 1n3t_A_,73,76,1,1 1n3t_A_,75,78,1,1 1n3t_A_,76,82,1,1 1n3t_A_,77,146,1,1 1n3t_A_,77,147,1,1 1n3t_A_,79,81,1,1 1n3t_A_,79,82,1,1 1n3t_A_,80,83,1,1 1n3t_A_,80,147,1,1 1n3t_A_,87,133,1,1 1n3t_A_,89,131,1,1 1n3t_A_,90,92,1,1 1n3t_A_,91,95,1,1 1n3t_A_,91,128,1,1 1n3t_A_,91,129,1,1 1n3t_A_,92,94,1,1 1n3t_A_,99,125,1,1 1n3t_A_,101,123,1,1 1n3t_A_,102,103,1,1 1n3t_A_,104,121,1,1 1n3t_A_,106,119,1,1 1n3t_A_,107,142,1,1 1n3t_A_,107,146,1,1 1n3t_A_,108,117,1,1 1n3t_A_,108,145,1,1 1n3t_A_,109,149,1,1 1n3t_A_,110,114,1,1 1n3t_A_,110,115,1,1 1n3t_A_,110,181,1,1 1n3t_A_,111,149,1,1 1n3t_A_,116,180,1,1 1n3t_A_,118,178,1,1 1n3t_A_,120,176,1,1 1n3t_A_,122,174,1,1 1n3t_A_,124,172,1,1 1n3t_A_,125,132,1,1 1n3t_A_,126,170,1,1 1n3t_A_,133,136,1,1 1n3t_A_,134,138,1,1 1n3t_A_,135,136,1,1 1n3t_A_,135,139,1,1 1n3t_A_,136,140,1,1 1n3t_A_,137,141,1,1 1n3t_A_,138,142,1,1 1n3t_A_,139,143,1,1 1n3t_A_,140,143,1,1 1n3t_A_,140,144,1,1 1n3t_A_,141,145,1,1 1n3t_A_,142,146,1,1 1n3t_A_,143,146,1,1 1n3t_A_,144,149,1,1 1n3t_A_,145,147,1,1 1n3t_A_,149,150,1,1 1n3t_A_,149,157,1,1 1n3t_A_,150,153,1,1 1n3t_A_,150,154,1,1 1n3t_A_,151,155,1,1 1n3t_A_,151,179,1,1 1n3t_A_,151,194,1,1 1n3t_A_,151,196,1,1 1n3t_A_,153,157,1,1 1n3t_A_,154,158,1,1 1n3t_A_,155,159,1,1 1n3t_A_,155,196,1,1 1n3t_A_,156,160,1,1 1n3t_A_,156,198,1,1 1n3t_A_,157,161,1,1 1n3t_A_,158,162,1,1 1n3t_A_,159,163,1,1 1n3t_A_,160,164,1,1 1n3t_A_,161,165,1,1 1n3t_A_,162,166,1,1 1n3t_A_,163,167,1,1 1n3t_A_,163,168,1,1 1n3t_A_,164,167,1,1 1n3t_A_,169,171,1,1 1n3t_A_,170,202,1,1 1n3t_A_,171,200,1,1 1n3t_A_,173,198,1,1 1n3t_A_,175,196,1,1 1n3t_A_,176,195,1,1 1n3t_A_,177,194,1,1 1n3t_A_,179,182,1,1 1n3t_A_,179,183,1,1 1n3t_A_,180,183,1,1 1n3t_A_,180,184,1,1 1n3t_A_,182,189,1,1 1n3t_A_,189,191,1,1 1n3t_A_,189,192,1,1 1n3t_A_,201,204,1,1 1n3t_A_,201,205,1,1 1n3t_A_,202,206,1,1 1n3t_A_,206,209,1,1 1n3t_A_,206,210,1,1 1n3t_A_,207,211,1,1 1n3t_A_,208,212,1,1 1n3t_A_,209,213,1,1 1n3t_A_,210,213,1,1 1n3t_A_,210,214,1,1 1n3t_A_,211,215,1,1 1n3t_A_,213,216,1,1 1n3t_A_,214,217,1,1