pair,contact1,contact2,flow1,flow2 2bdw_A_,2,6,1,1 2bdw_A_,3,7,1,1 2bdw_A_,3,72,1,1 2bdw_A_,4,7,1,1 2bdw_A_,4,8,1,1 2bdw_A_,4,76,1,1 2bdw_A_,5,28,1,1 2bdw_A_,5,76,1,1 2bdw_A_,6,28,1,1 2bdw_A_,7,28,1,1 2bdw_A_,8,71,1,1 2bdw_A_,9,26,1,1 2bdw_A_,11,23,1,1 2bdw_A_,11,24,1,1 2bdw_A_,12,24,1,1 2bdw_A_,13,16,1,1 2bdw_A_,14,22,1,1 2bdw_A_,15,22,1,1 2bdw_A_,17,20,1,1 2bdw_A_,21,38,1,1 2bdw_A_,23,36,1,1 2bdw_A_,25,34,1,1 2bdw_A_,27,31,1,1 2bdw_A_,27,32,1,1 2bdw_A_,30,32,1,1 2bdw_A_,35,84,1,1 2bdw_A_,37,55,1,1 2bdw_A_,37,82,1,1 2bdw_A_,39,80,1,1 2bdw_A_,40,43,1,1 2bdw_A_,40,44,1,1 2bdw_A_,41,75,1,1 2bdw_A_,41,78,1,1 2bdw_A_,45,48,1,1 2bdw_A_,45,49,1,1 2bdw_A_,46,50,1,1 2bdw_A_,47,51,1,1 2bdw_A_,48,52,1,1 2bdw_A_,49,53,1,1 2bdw_A_,50,54,1,1 2bdw_A_,51,55,1,1 2bdw_A_,52,56,1,1 2bdw_A_,53,57,1,1 2bdw_A_,54,58,1,1 2bdw_A_,55,59,1,1 2bdw_A_,56,60,1,1 2bdw_A_,57,61,1,1 2bdw_A_,57,157,1,1 2bdw_A_,58,61,1,1 2bdw_A_,58,62,1,1 2bdw_A_,59,62,1,1 2bdw_A_,59,63,1,1 2bdw_A_,60,63,1,1 2bdw_A_,61,63,1,1 2bdw_A_,61,157,1,1 2bdw_A_,63,69,1,1 2bdw_A_,63,70,1,1 2bdw_A_,64,66,1,1 2bdw_A_,64,67,1,1 2bdw_A_,65,148,1,1 2bdw_A_,66,113,1,1 2bdw_A_,66,147,1,1 2bdw_A_,66,149,1,1 2bdw_A_,67,148,1,1 2bdw_A_,68,149,1,1 2bdw_A_,69,85,1,1 2bdw_A_,71,83,1,1 2bdw_A_,72,73,1,1 2bdw_A_,72,83,1,1 2bdw_A_,73,80,1,1 2bdw_A_,74,81,1,1 2bdw_A_,75,76,1,1 2bdw_A_,75,80,1,1 2bdw_A_,76,79,1,1 2bdw_A_,85,148,1,1 2bdw_A_,88,139,1,1 2bdw_A_,89,138,1,1 2bdw_A_,89,141,1,1 2bdw_A_,90,138,1,1 2bdw_A_,91,94,1,1 2bdw_A_,91,95,1,1 2bdw_A_,91,291,1,1 2bdw_A_,92,96,1,1 2bdw_A_,92,136,1,1 2bdw_A_,93,288,1,1 2bdw_A_,95,98,1,1 2bdw_A_,95,99,1,1 2bdw_A_,96,99,1,1 2bdw_A_,102,200,1,1 2bdw_A_,102,276,1,1 2bdw_A_,102,277,1,1 2bdw_A_,103,106,1,1 2bdw_A_,103,107,1,1 2bdw_A_,104,108,1,1 2bdw_A_,104,235,1,1 2bdw_A_,104,264,1,1 2bdw_A_,104,273,1,1 2bdw_A_,105,109,1,1 2bdw_A_,105,273,1,1 2bdw_A_,106,110,1,1 2bdw_A_,107,111,1,1 2bdw_A_,108,112,1,1 2bdw_A_,108,264,1,1 2bdw_A_,109,113,1,1 2bdw_A_,110,114,1,1 2bdw_A_,111,115,1,1 2bdw_A_,112,116,1,1 2bdw_A_,112,268,1,1 2bdw_A_,113,117,1,1 2bdw_A_,113,147,1,1 2bdw_A_,114,117,1,1 2bdw_A_,114,118,1,1 2bdw_A_,115,119,1,1 2bdw_A_,116,120,1,1 2bdw_A_,117,121,1,1 2bdw_A_,118,122,1,1 2bdw_A_,119,123,1,1 2bdw_A_,120,123,1,1 2bdw_A_,120,124,1,1 2bdw_A_,121,124,1,1 2bdw_A_,121,126,1,1 2bdw_A_,122,125,1,1 2bdw_A_,122,186,1,1 2bdw_A_,122,189,1,1 2bdw_A_,125,159,1,1 2bdw_A_,127,156,1,1 2bdw_A_,128,130,1,1 2bdw_A_,128,150,1,1 2bdw_A_,128,189,1,1 2bdw_A_,129,154,1,1 2bdw_A_,129,165,1,1 2bdw_A_,129,184,1,1 2bdw_A_,129,189,1,1 2bdw_A_,130,135,1,1 2bdw_A_,132,135,1,1 2bdw_A_,132,170,1,1 2bdw_A_,133,136,1,1 2bdw_A_,134,291,1,1 2bdw_A_,135,150,1,1 2bdw_A_,137,148,1,1 2bdw_A_,139,146,1,1 2bdw_A_,140,142,1,1 2bdw_A_,142,145,1,1 2bdw_A_,151,153,1,1 2bdw_A_,152,155,1,1 2bdw_A_,158,161,1,1 2bdw_A_,163,184,1,1 2bdw_A_,164,178,1,1 2bdw_A_,166,184,1,1 2bdw_A_,170,173,1,1 2bdw_A_,175,179,1,1 2bdw_A_,176,180,1,1 2bdw_A_,177,182,1,1 2bdw_A_,177,253,1,1 2bdw_A_,178,181,1,1 2bdw_A_,185,188,1,1 2bdw_A_,186,189,1,1 2bdw_A_,187,191,1,1 2bdw_A_,187,253,1,1 2bdw_A_,188,192,1,1 2bdw_A_,189,193,1,1 2bdw_A_,190,194,1,1 2bdw_A_,191,195,1,1 2bdw_A_,192,196,1,1 2bdw_A_,193,197,1,1 2bdw_A_,194,198,1,1 2bdw_A_,195,199,1,1 2bdw_A_,196,200,1,1 2bdw_A_,197,201,1,1 2bdw_A_,198,201,1,1 2bdw_A_,198,202,1,1 2bdw_A_,198,225,1,1 2bdw_A_,199,203,1,1 2bdw_A_,201,277,1,1 2bdw_A_,201,280,1,1 2bdw_A_,204,230,1,1 2bdw_A_,204,231,1,1 2bdw_A_,208,218,1,1 2bdw_A_,209,211,1,1 2bdw_A_,211,214,1,1 2bdw_A_,211,215,1,1 2bdw_A_,212,216,1,1 2bdw_A_,213,217,1,1 2bdw_A_,214,218,1,1 2bdw_A_,215,219,1,1 2bdw_A_,216,220,1,1 2bdw_A_,217,221,1,1 2bdw_A_,218,223,1,1 2bdw_A_,219,222,1,1 2bdw_A_,224,243,1,1 2bdw_A_,226,239,1,1 2bdw_A_,226,243,1,1 2bdw_A_,227,231,1,1 2bdw_A_,228,232,1,1 2bdw_A_,229,232,1,1 2bdw_A_,230,233,1,1 2bdw_A_,230,277,1,1 2bdw_A_,231,234,1,1 2bdw_A_,231,239,1,1 2bdw_A_,233,277,1,1 2bdw_A_,235,238,1,1 2bdw_A_,235,239,1,1 2bdw_A_,236,240,1,1 2bdw_A_,237,241,1,1 2bdw_A_,238,242,1,1 2bdw_A_,239,243,1,1 2bdw_A_,240,244,1,1 2bdw_A_,241,244,1,1 2bdw_A_,241,245,1,1 2bdw_A_,242,245,1,1 2bdw_A_,242,246,1,1 2bdw_A_,243,247,1,1 2bdw_A_,244,247,1,1 2bdw_A_,244,254,1,1 2bdw_A_,247,253,1,1 2bdw_A_,248,253,1,1 2bdw_A_,249,251,1,1 2bdw_A_,249,252,1,1 2bdw_A_,250,253,1,1 2bdw_A_,255,258,1,1 2bdw_A_,255,259,1,1 2bdw_A_,256,260,1,1 2bdw_A_,258,261,1,1 2bdw_A_,259,262,1,1 2bdw_A_,260,266,1,1 2bdw_A_,262,265,1,1 2bdw_A_,262,266,1,1 2bdw_A_,263,267,1,1 2bdw_A_,267,270,1,1 2bdw_A_,267,271,1,1 2bdw_A_,268,272,1,1 2bdw_A_,273,275,1,1 2bdw_A_,276,278,1,1 2bdw_A_,277,280,1,1 2bdw_A_,277,281,1,1 2bdw_A_,278,282,1,1 2bdw_A_,279,283,1,1 2bdw_A_,280,284,1,1 2bdw_A_,281,285,1,1 2bdw_A_,282,286,1,1 2bdw_A_,283,287,1,1 2bdw_A_,284,288,1,1 2bdw_A_,285,289,1,1 2bdw_A_,286,290,1,1 2bdw_A_,287,291,1,1 2bdw_A_,288,292,1,1 2bdw_A_,289,293,1,1 2bdw_A_,290,294,1,1 2bdw_A_,291,295,1,1 2bdw_A_,292,296,1,1 2bdw_A_,293,297,1,1 2bdw_A_,294,298,1,1 2bdw_A_,295,299,1,1 2bdw_A_,296,300,1,1 2bdw_A_,297,301,1,1 2bdw_A_,298,302,1,1 2bdw_A_,299,303,1,1 2bdw_A_,300,304,1,1 2bdw_A_,301,305,1,1 2bdw_A_,302,306,1,1 2bdw_A_,303,307,1,1 2bdw_A_,304,308,1,1 2bdw_A_,306,309,1,1