pair,contact1,contact2,flow1,flow2 1nf1_A_,1,4,1,1 1nf1_A_,2,6,1,1 1nf1_A_,3,7,1,1 1nf1_A_,4,8,1,1 1nf1_A_,5,8,1,1 1nf1_A_,5,9,1,1 1nf1_A_,6,10,1,1 1nf1_A_,7,11,1,1 1nf1_A_,8,12,1,1 1nf1_A_,10,13,1,1 1nf1_A_,13,16,1,1 1nf1_A_,16,20,1,1 1nf1_A_,18,22,1,1 1nf1_A_,19,23,1,1 1nf1_A_,20,24,1,1 1nf1_A_,22,26,1,1 1nf1_A_,26,31,1,1 1nf1_A_,27,30,1,1 1nf1_A_,30,34,1,1 1nf1_A_,31,35,1,1 1nf1_A_,32,36,1,1 1nf1_A_,33,37,1,1 1nf1_A_,33,228,1,1 1nf1_A_,34,38,1,1 1nf1_A_,35,39,1,1 1nf1_A_,36,40,1,1 1nf1_A_,37,41,1,1 1nf1_A_,38,42,1,1 1nf1_A_,39,43,1,1 1nf1_A_,41,44,1,1 1nf1_A_,42,47,1,1 1nf1_A_,43,46,1,1 1nf1_A_,47,50,1,1 1nf1_A_,47,51,1,1 1nf1_A_,48,52,1,1 1nf1_A_,49,53,1,1 1nf1_A_,49,129,1,1 1nf1_A_,49,132,1,1 1nf1_A_,50,54,1,1 1nf1_A_,51,55,1,1 1nf1_A_,52,56,1,1 1nf1_A_,53,57,1,1 1nf1_A_,54,58,1,1 1nf1_A_,57,60,1,1 1nf1_A_,57,61,1,1 1nf1_A_,58,61,1,1 1nf1_A_,59,74,1,1 1nf1_A_,59,77,1,1 1nf1_A_,62,64,1,1 1nf1_A_,63,68,1,1 1nf1_A_,65,67,1,1 1nf1_A_,68,71,1,1 1nf1_A_,72,77,1,1 1nf1_A_,73,160,1,1 1nf1_A_,74,77,1,1 1nf1_A_,74,78,1,1 1nf1_A_,76,80,1,1 1nf1_A_,77,81,1,1 1nf1_A_,78,82,1,1 1nf1_A_,79,82,1,1 1nf1_A_,79,83,1,1 1nf1_A_,80,84,1,1 1nf1_A_,81,85,1,1 1nf1_A_,81,160,1,1 1nf1_A_,82,86,1,1 1nf1_A_,83,87,1,1 1nf1_A_,85,88,1,1 1nf1_A_,88,92,1,1 1nf1_A_,90,93,1,1 1nf1_A_,90,94,1,1 1nf1_A_,91,94,1,1 1nf1_A_,91,95,1,1 1nf1_A_,91,122,1,1 1nf1_A_,93,97,1,1 1nf1_A_,100,102,1,1 1nf1_A_,100,103,1,1 1nf1_A_,100,104,1,1 1nf1_A_,107,110,1,1 1nf1_A_,107,111,1,1 1nf1_A_,108,112,1,1 1nf1_A_,109,113,1,1 1nf1_A_,111,114,1,1 1nf1_A_,111,115,1,1 1nf1_A_,112,116,1,1 1nf1_A_,114,118,1,1 1nf1_A_,115,119,1,1 1nf1_A_,116,120,1,1 1nf1_A_,117,121,1,1 1nf1_A_,118,121,1,1 1nf1_A_,118,122,1,1 1nf1_A_,119,122,1,1 1nf1_A_,121,124,1,1 1nf1_A_,122,125,1,1 1nf1_A_,123,126,1,1 1nf1_A_,123,131,1,1 1nf1_A_,124,125,1,1 1nf1_A_,127,130,1,1 1nf1_A_,127,131,1,1 1nf1_A_,128,132,1,1 1nf1_A_,129,132,1,1 1nf1_A_,130,134,1,1 1nf1_A_,131,135,1,1 1nf1_A_,132,136,1,1 1nf1_A_,133,137,1,1 1nf1_A_,134,138,1,1 1nf1_A_,135,139,1,1 1nf1_A_,135,223,1,1 1nf1_A_,136,140,1,1 1nf1_A_,137,140,1,1 1nf1_A_,137,141,1,1 1nf1_A_,138,142,1,1 1nf1_A_,139,143,1,1 1nf1_A_,140,143,1,1 1nf1_A_,141,144,1,1 1nf1_A_,141,145,1,1 1nf1_A_,142,149,1,1 1nf1_A_,148,149,1,1 1nf1_A_,148,150,1,1 1nf1_A_,149,152,1,1 1nf1_A_,150,154,1,1 1nf1_A_,151,155,1,1 1nf1_A_,152,156,1,1 1nf1_A_,153,157,1,1 1nf1_A_,154,158,1,1 1nf1_A_,155,159,1,1 1nf1_A_,156,160,1,1 1nf1_A_,157,160,1,1 1nf1_A_,158,163,1,1 1nf1_A_,162,165,1,1 1nf1_A_,162,166,1,1 1nf1_A_,163,167,1,1 1nf1_A_,163,183,1,1 1nf1_A_,163,187,1,1 1nf1_A_,173,177,1,1 1nf1_A_,176,179,1,1 1nf1_A_,176,180,1,1 1nf1_A_,179,183,1,1 1nf1_A_,180,183,1,1 1nf1_A_,181,184,1,1 1nf1_A_,181,185,1,1 1nf1_A_,182,186,1,1 1nf1_A_,183,187,1,1 1nf1_A_,184,188,1,1 1nf1_A_,184,198,1,1 1nf1_A_,185,189,1,1 1nf1_A_,186,190,1,1 1nf1_A_,187,191,1,1 1nf1_A_,188,191,1,1 1nf1_A_,188,193,1,1 1nf1_A_,189,192,1,1 1nf1_A_,198,201,1,1 1nf1_A_,199,202,1,1 1nf1_A_,201,204,1,1 1nf1_A_,202,205,1,1 1nf1_A_,204,208,1,1 1nf1_A_,206,210,1,1 1nf1_A_,207,210,1,1 1nf1_A_,208,211,1,1 1nf1_A_,211,215,1,1 1nf1_A_,212,216,1,1 1nf1_A_,213,217,1,1 1nf1_A_,215,219,1,1 1nf1_A_,216,220,1,1 1nf1_A_,217,221,1,1 1nf1_A_,218,222,1,1 1nf1_A_,220,224,1,1 1nf1_A_,221,224,1,1 1nf1_A_,227,231,1,1 1nf1_A_,228,232,1,1 1nf1_A_,229,233,1,1 1nf1_A_,230,233,1,1 1nf1_A_,233,236,1,1 1nf1_A_,233,237,1,1 1nf1_A_,235,239,1,1 1nf1_A_,236,240,1,1 1nf1_A_,240,243,1,1 1nf1_A_,244,248,1,1 1nf1_A_,245,249,1,1 1nf1_A_,246,250,1,1 1nf1_A_,247,251,1,1 1nf1_A_,248,251,1,1 1nf1_A_,248,252,1,1 1nf1_A_,249,253,1,1 1nf1_A_,250,254,1,1 1nf1_A_,252,255,1,1 1nf1_A_,253,256,1,1