pair,contact1,contact2,flow1,flow2 8u2x_A_,3,6,1,1 8u2x_A_,3,7,1,1 8u2x_A_,4,8,1,1 8u2x_A_,5,9,1,1 8u2x_A_,5,24,1,1 8u2x_A_,6,10,1,1 8u2x_A_,6,20,1,1 8u2x_A_,6,22,1,1 8u2x_A_,7,11,1,1 8u2x_A_,8,12,1,1 8u2x_A_,9,13,1,1 8u2x_A_,10,14,1,1 8u2x_A_,10,18,1,1 8u2x_A_,10,20,1,1 8u2x_A_,11,15,1,1 8u2x_A_,17,61,1,1 8u2x_A_,18,20,1,1 8u2x_A_,25,35,1,1 8u2x_A_,25,36,1,1 8u2x_A_,27,34,1,1 8u2x_A_,29,31,1,1 8u2x_A_,29,32,1,1 8u2x_A_,30,32,1,1 8u2x_A_,30,34,1,1 8u2x_A_,31,47,1,1 8u2x_A_,33,44,1,1 8u2x_A_,33,45,1,1 8u2x_A_,35,42,1,1 8u2x_A_,36,41,1,1 8u2x_A_,37,40,1,1 8u2x_A_,47,49,1,1 8u2x_A_,47,51,1,1 8u2x_A_,49,51,1,1 8u2x_A_,52,56,1,1 8u2x_A_,53,57,1,1 8u2x_A_,54,58,1,1 8u2x_A_,55,59,1,1 8u2x_A_,56,60,1,1 8u2x_A_,57,61,1,1 8u2x_A_,58,62,1,1 8u2x_A_,60,63,1,1 8u2x_A_,62,103,1,1 8u2x_A_,64,66,1,1 8u2x_A_,64,85,1,1 8u2x_A_,64,86,1,1 8u2x_A_,67,128,1,1 8u2x_A_,68,163,1,1 8u2x_A_,70,73,1,1 8u2x_A_,70,74,1,1 8u2x_A_,70,168,1,1 8u2x_A_,70,199,1,1 8u2x_A_,71,75,1,1 8u2x_A_,72,76,1,1 8u2x_A_,72,197,1,1 8u2x_A_,72,199,1,1 8u2x_A_,72,274,1,1 8u2x_A_,73,77,1,1 8u2x_A_,74,79,1,1 8u2x_A_,75,78,1,1 8u2x_A_,76,276,1,1 8u2x_A_,76,325,1,1 8u2x_A_,77,182,1,1 8u2x_A_,80,122,1,1 8u2x_A_,81,124,1,1 8u2x_A_,83,124,1,1 8u2x_A_,83,132,1,1 8u2x_A_,84,111,1,1 8u2x_A_,87,96,1,1 8u2x_A_,89,91,1,1 8u2x_A_,89,92,1,1 8u2x_A_,89,94,1,1 8u2x_A_,92,95,1,1 8u2x_A_,100,107,1,1 8u2x_A_,100,108,1,1 8u2x_A_,100,109,1,1 8u2x_A_,102,110,1,1 8u2x_A_,103,108,1,1 8u2x_A_,104,107,1,1 8u2x_A_,104,108,1,1 8u2x_A_,108,111,1,1 8u2x_A_,111,115,1,1 8u2x_A_,112,115,1,1 8u2x_A_,115,118,1,1 8u2x_A_,116,119,1,1 8u2x_A_,118,121,1,1 8u2x_A_,119,141,1,1 8u2x_A_,123,141,1,1 8u2x_A_,123,143,1,1 8u2x_A_,125,143,1,1 8u2x_A_,125,145,1,1 8u2x_A_,126,128,1,1 8u2x_A_,126,129,1,1 8u2x_A_,126,132,1,1 8u2x_A_,127,145,1,1 8u2x_A_,129,132,1,1 8u2x_A_,131,135,1,1 8u2x_A_,132,136,1,1 8u2x_A_,133,137,1,1 8u2x_A_,134,137,1,1 8u2x_A_,134,138,1,1 8u2x_A_,135,138,1,1 8u2x_A_,136,139,1,1 8u2x_A_,136,183,1,1 8u2x_A_,137,151,1,1 8u2x_A_,139,183,1,1 8u2x_A_,140,186,1,1 8u2x_A_,141,185,1,1 8u2x_A_,142,183,1,1 8u2x_A_,144,181,1,1 8u2x_A_,146,148,1,1 8u2x_A_,146,179,1,1 8u2x_A_,146,181,1,1 8u2x_A_,148,179,1,1 8u2x_A_,150,153,1,1 8u2x_A_,156,180,1,1 8u2x_A_,156,326,1,1 8u2x_A_,158,177,1,1 8u2x_A_,158,178,1,1 8u2x_A_,160,176,1,1 8u2x_A_,161,197,1,1 8u2x_A_,161,199,1,1 8u2x_A_,162,169,1,1 8u2x_A_,164,167,1,1 8u2x_A_,171,176,1,1 8u2x_A_,177,178,1,1 8u2x_A_,182,189,1,1 8u2x_A_,184,187,1,1 8u2x_A_,187,189,1,1 8u2x_A_,194,195,1,1 8u2x_A_,194,326,1,1 8u2x_A_,195,306,1,1 8u2x_A_,195,323,1,1 8u2x_A_,195,325,1,1 8u2x_A_,196,198,1,1 8u2x_A_,197,325,1,1 8u2x_A_,198,208,1,1 8u2x_A_,198,298,1,1 8u2x_A_,200,206,1,1 8u2x_A_,200,212,1,1 8u2x_A_,200,298,1,1 8u2x_A_,201,204,1,1 8u2x_A_,208,212,1,1 8u2x_A_,209,212,1,1 8u2x_A_,209,213,1,1 8u2x_A_,209,302,1,1 8u2x_A_,210,214,1,1 8u2x_A_,211,215,1,1 8u2x_A_,212,216,1,1 8u2x_A_,212,301,1,1 8u2x_A_,213,217,1,1 8u2x_A_,214,217,1,1 8u2x_A_,214,218,1,1 8u2x_A_,214,227,1,1 8u2x_A_,215,258,1,1 8u2x_A_,218,258,1,1 8u2x_A_,219,222,1,1 8u2x_A_,219,223,1,1 8u2x_A_,220,224,1,1 8u2x_A_,221,225,1,1 8u2x_A_,222,226,1,1 8u2x_A_,223,227,1,1 8u2x_A_,224,229,1,1 8u2x_A_,225,228,1,1 8u2x_A_,229,232,1,1 8u2x_A_,231,340,1,1 8u2x_A_,233,236,1,1 8u2x_A_,233,237,1,1 8u2x_A_,234,238,1,1 8u2x_A_,234,239,1,1 8u2x_A_,236,250,1,1 8u2x_A_,237,251,1,1 8u2x_A_,241,243,1,1 8u2x_A_,241,248,1,1 8u2x_A_,242,287,1,1 8u2x_A_,244,289,1,1 8u2x_A_,245,290,1,1 8u2x_A_,247,290,1,1 8u2x_A_,249,291,1,1 8u2x_A_,249,294,1,1 8u2x_A_,250,294,1,1 8u2x_A_,251,295,1,1 8u2x_A_,251,297,1,1 8u2x_A_,252,256,1,1 8u2x_A_,253,257,1,1 8u2x_A_,253,297,1,1 8u2x_A_,254,258,1,1 8u2x_A_,255,259,1,1 8u2x_A_,256,260,1,1 8u2x_A_,257,261,1,1 8u2x_A_,258,262,1,1 8u2x_A_,259,263,1,1 8u2x_A_,259,284,1,1 8u2x_A_,263,264,1,1 8u2x_A_,266,283,1,1 8u2x_A_,268,281,1,1 8u2x_A_,269,278,1,1 8u2x_A_,271,278,1,1 8u2x_A_,273,278,1,1 8u2x_A_,275,277,1,1 8u2x_A_,276,325,1,1 8u2x_A_,278,296,1,1 8u2x_A_,279,295,1,1 8u2x_A_,280,294,1,1 8u2x_A_,282,291,1,1 8u2x_A_,284,287,1,1 8u2x_A_,284,288,1,1 8u2x_A_,284,289,1,1 8u2x_A_,287,289,1,1 8u2x_A_,300,304,1,1 8u2x_A_,301,305,1,1 8u2x_A_,302,306,1,1 8u2x_A_,303,307,1,1 8u2x_A_,304,308,1,1 8u2x_A_,305,309,1,1 8u2x_A_,306,310,1,1 8u2x_A_,307,310,1,1 8u2x_A_,307,311,1,1 8u2x_A_,312,314,1,1 8u2x_A_,316,335,1,1 8u2x_A_,318,333,1,1 8u2x_A_,320,331,1,1 8u2x_A_,321,328,1,1 8u2x_A_,322,329,1,1 8u2x_A_,324,327,1,1 8u2x_A_,332,344,1,1 8u2x_A_,334,341,1,1 8u2x_A_,334,342,1,1 8u2x_A_,336,339,1,1