pair,contact1,contact2,flow1,flow2 2bsz_A_,3,6,1,1 2bsz_A_,3,7,1,1 2bsz_A_,4,8,1,1 2bsz_A_,5,9,1,1 2bsz_A_,5,17,1,1 2bsz_A_,6,10,1,1 2bsz_A_,7,11,1,1 2bsz_A_,8,13,1,1 2bsz_A_,9,12,1,1 2bsz_A_,10,34,1,1 2bsz_A_,10,59,1,1 2bsz_A_,10,64,1,1 2bsz_A_,13,16,1,1 2bsz_A_,16,23,1,1 2bsz_A_,18,20,1,1 2bsz_A_,18,23,1,1 2bsz_A_,20,23,1,1 2bsz_A_,20,24,1,1 2bsz_A_,21,25,1,1 2bsz_A_,22,26,1,1 2bsz_A_,23,27,1,1 2bsz_A_,24,28,1,1 2bsz_A_,25,29,1,1 2bsz_A_,26,29,1,1 2bsz_A_,26,30,1,1 2bsz_A_,27,31,1,1 2bsz_A_,28,122,1,1 2bsz_A_,29,33,1,1 2bsz_A_,30,33,1,1 2bsz_A_,30,34,1,1 2bsz_A_,31,34,1,1 2bsz_A_,31,35,1,1 2bsz_A_,32,208,1,1 2bsz_A_,33,207,1,1 2bsz_A_,34,207,1,1 2bsz_A_,36,66,1,1 2bsz_A_,36,71,1,1 2bsz_A_,37,206,1,1 2bsz_A_,38,40,1,1 2bsz_A_,38,65,1,1 2bsz_A_,38,66,1,1 2bsz_A_,39,43,1,1 2bsz_A_,39,199,1,1 2bsz_A_,39,202,1,1 2bsz_A_,39,204,1,1 2bsz_A_,40,44,1,1 2bsz_A_,41,46,1,1 2bsz_A_,41,64,1,1 2bsz_A_,42,45,1,1 2bsz_A_,46,252,1,1 2bsz_A_,48,188,1,1 2bsz_A_,51,54,1,1 2bsz_A_,51,55,1,1 2bsz_A_,52,56,1,1 2bsz_A_,53,57,1,1 2bsz_A_,54,58,1,1 2bsz_A_,55,59,1,1 2bsz_A_,56,60,1,1 2bsz_A_,56,61,1,1 2bsz_A_,57,62,1,1 2bsz_A_,58,64,1,1 2bsz_A_,58,70,1,1 2bsz_A_,67,70,1,1 2bsz_A_,67,71,1,1 2bsz_A_,67,188,1,1 2bsz_A_,68,72,1,1 2bsz_A_,68,106,1,1 2bsz_A_,69,73,1,1 2bsz_A_,70,74,1,1 2bsz_A_,71,75,1,1 2bsz_A_,72,76,1,1 2bsz_A_,72,108,1,1 2bsz_A_,72,122,1,1 2bsz_A_,72,123,1,1 2bsz_A_,73,77,1,1 2bsz_A_,74,78,1,1 2bsz_A_,75,79,1,1 2bsz_A_,76,80,1,1 2bsz_A_,77,81,1,1 2bsz_A_,78,82,1,1 2bsz_A_,79,82,1,1 2bsz_A_,79,84,1,1 2bsz_A_,80,83,1,1 2bsz_A_,85,113,1,1 2bsz_A_,87,111,1,1 2bsz_A_,88,179,1,1 2bsz_A_,89,109,1,1 2bsz_A_,89,184,1,1 2bsz_A_,91,107,1,1 2bsz_A_,92,103,1,1 2bsz_A_,92,173,1,1 2bsz_A_,93,103,1,1 2bsz_A_,94,171,1,1 2bsz_A_,95,171,1,1 2bsz_A_,98,100,1,1 2bsz_A_,107,122,1,1 2bsz_A_,110,121,1,1 2bsz_A_,111,113,1,1 2bsz_A_,111,118,1,1 2bsz_A_,112,119,1,1 2bsz_A_,113,118,1,1 2bsz_A_,114,117,1,1 2bsz_A_,117,119,1,1 2bsz_A_,118,136,1,1 2bsz_A_,120,134,1,1 2bsz_A_,122,124,1,1 2bsz_A_,122,172,1,1 2bsz_A_,129,213,1,1 2bsz_A_,131,146,1,1 2bsz_A_,135,137,1,1 2bsz_A_,135,142,1,1 2bsz_A_,137,140,1,1 2bsz_A_,139,151,1,1 2bsz_A_,142,149,1,1 2bsz_A_,144,146,1,1 2bsz_A_,144,147,1,1 2bsz_A_,146,209,1,1 2bsz_A_,147,213,1,1 2bsz_A_,148,163,1,1 2bsz_A_,150,161,1,1 2bsz_A_,152,159,1,1 2bsz_A_,154,157,1,1 2bsz_A_,158,174,1,1 2bsz_A_,159,170,1,1 2bsz_A_,160,171,1,1 2bsz_A_,160,172,1,1 2bsz_A_,161,170,1,1 2bsz_A_,162,169,1,1 2bsz_A_,164,167,1,1 2bsz_A_,175,177,1,1 2bsz_A_,177,179,1,1 2bsz_A_,180,183,1,1 2bsz_A_,180,184,1,1 2bsz_A_,181,185,1,1 2bsz_A_,182,185,1,1 2bsz_A_,183,186,1,1 2bsz_A_,183,187,1,1 2bsz_A_,184,188,1,1 2bsz_A_,185,189,1,1 2bsz_A_,186,190,1,1 2bsz_A_,187,191,1,1 2bsz_A_,188,192,1,1 2bsz_A_,189,193,1,1 2bsz_A_,190,193,1,1 2bsz_A_,190,194,1,1 2bsz_A_,191,197,1,1 2bsz_A_,194,196,1,1 2bsz_A_,194,197,1,1 2bsz_A_,197,199,1,1 2bsz_A_,197,200,1,1 2bsz_A_,202,203,1,1 2bsz_A_,203,218,1,1 2bsz_A_,205,216,1,1 2bsz_A_,207,214,1,1 2bsz_A_,207,246,1,1 2bsz_A_,209,212,1,1 2bsz_A_,211,212,1,1 2bsz_A_,211,226,1,1 2bsz_A_,213,224,1,1 2bsz_A_,215,222,1,1 2bsz_A_,217,220,1,1 2bsz_A_,219,232,1,1 2bsz_A_,220,222,1,1 2bsz_A_,221,230,1,1 2bsz_A_,223,228,1,1 2bsz_A_,234,237,1,1 2bsz_A_,234,238,1,1 2bsz_A_,235,239,1,1 2bsz_A_,236,240,1,1 2bsz_A_,237,241,1,1 2bsz_A_,238,242,1,1 2bsz_A_,239,243,1,1 2bsz_A_,240,244,1,1 2bsz_A_,241,246,1,1 2bsz_A_,242,248,1,1 2bsz_A_,252,254,1,1 2bsz_A_,252,255,1,1 2bsz_A_,252,256,1,1 2bsz_A_,253,257,1,1 2bsz_A_,254,258,1,1 2bsz_A_,255,259,1,1 2bsz_A_,256,260,1,1 2bsz_A_,257,261,1,1 2bsz_A_,258,262,1,1 2bsz_A_,259,263,1,1 2bsz_A_,260,263,1,1 2bsz_A_,260,265,1,1 2bsz_A_,261,264,1,1 2bsz_A_,264,267,1,1