pair,contact1,contact2,flow1,flow2 2by1_A_,4,6,1,1 2by1_A_,4,275,1,1 2by1_A_,5,236,1,1 2by1_A_,5,275,1,1 2by1_A_,6,239,1,1 2by1_A_,7,9,1,1 2by1_A_,7,10,1,1 2by1_A_,8,11,1,1 2by1_A_,9,54,1,1 2by1_A_,10,26,1,1 2by1_A_,13,26,1,1 2by1_A_,15,24,1,1 2by1_A_,17,22,1,1 2by1_A_,18,21,1,1 2by1_A_,23,57,1,1 2by1_A_,23,59,1,1 2by1_A_,24,56,1,1 2by1_A_,25,55,1,1 2by1_A_,26,54,1,1 2by1_A_,27,53,1,1 2by1_A_,29,31,1,1 2by1_A_,29,32,1,1 2by1_A_,29,51,1,1 2by1_A_,29,212,1,1 2by1_A_,30,212,1,1 2by1_A_,33,70,1,1 2by1_A_,34,70,1,1 2by1_A_,36,68,1,1 2by1_A_,37,44,1,1 2by1_A_,38,66,1,1 2by1_A_,38,89,1,1 2by1_A_,39,42,1,1 2by1_A_,40,64,1,1 2by1_A_,46,54,1,1 2by1_A_,48,52,1,1 2by1_A_,49,52,1,1 2by1_A_,60,63,1,1 2by1_A_,62,92,1,1 2by1_A_,63,92,1,1 2by1_A_,64,84,1,1 2by1_A_,64,89,1,1 2by1_A_,64,90,1,1 2by1_A_,65,76,1,1 2by1_A_,65,90,1,1 2by1_A_,67,74,1,1 2by1_A_,69,72,1,1 2by1_A_,72,74,1,1 2by1_A_,75,212,1,1 2by1_A_,76,78,1,1 2by1_A_,76,79,1,1 2by1_A_,77,237,1,1 2by1_A_,78,80,1,1 2by1_A_,78,216,1,1 2by1_A_,81,91,1,1 2by1_A_,82,85,1,1 2by1_A_,85,88,1,1 2by1_A_,87,208,1,1 2by1_A_,91,176,1,1 2by1_A_,94,96,1,1 2by1_A_,94,97,1,1 2by1_A_,101,184,1,1 2by1_A_,101,188,1,1 2by1_A_,102,105,1,1 2by1_A_,102,187,1,1 2by1_A_,102,249,1,1 2by1_A_,105,251,1,1 2by1_A_,106,282,1,1 2by1_A_,109,112,1,1 2by1_A_,109,113,1,1 2by1_A_,110,113,1,1 2by1_A_,111,500,1,1 2by1_A_,112,145,1,1 2by1_A_,114,145,1,1 2by1_A_,114,146,1,1 2by1_A_,115,415,1,1 2by1_A_,115,417,1,1 2by1_A_,116,146,1,1 2by1_A_,116,148,1,1 2by1_A_,116,420,1,1 2by1_A_,116,422,1,1 2by1_A_,117,379,1,1 2by1_A_,117,417,1,1 2by1_A_,117,419,1,1 2by1_A_,118,148,1,1 2by1_A_,119,122,1,1 2by1_A_,119,123,1,1 2by1_A_,119,159,1,1 2by1_A_,119,419,1,1 2by1_A_,121,466,1,1 2by1_A_,122,419,1,1 2by1_A_,122,467,1,1 2by1_A_,123,469,1,1 2by1_A_,124,127,1,1 2by1_A_,124,466,1,1 2by1_A_,125,466,1,1 2by1_A_,128,131,1,1 2by1_A_,128,132,1,1 2by1_A_,129,133,1,1 2by1_A_,129,174,1,1 2by1_A_,130,179,1,1 2by1_A_,131,134,1,1 2by1_A_,132,135,1,1 2by1_A_,133,136,1,1 2by1_A_,135,139,1,1 2by1_A_,136,140,1,1 2by1_A_,137,141,1,1 2by1_A_,138,142,1,1 2by1_A_,138,422,1,1 2by1_A_,139,143,1,1 2by1_A_,140,189,1,1 2by1_A_,141,485,1,1 2by1_A_,145,192,1,1 2by1_A_,147,192,1,1 2by1_A_,147,194,1,1 2by1_A_,148,149,1,1 2by1_A_,149,194,1,1 2by1_A_,149,196,1,1 2by1_A_,151,171,1,1 2by1_A_,153,165,1,1 2by1_A_,153,166,1,1 2by1_A_,153,169,1,1 2by1_A_,155,156,1,1 2by1_A_,155,205,1,1 2by1_A_,156,171,1,1 2by1_A_,157,434,1,1 2by1_A_,158,457,1,1 2by1_A_,160,430,1,1 2by1_A_,161,164,1,1 2by1_A_,162,196,1,1 2by1_A_,162,201,1,1 2by1_A_,163,435,1,1 2by1_A_,164,203,1,1 2by1_A_,166,169,1,1 2by1_A_,167,237,1,1 2by1_A_,167,241,1,1 2by1_A_,168,237,1,1 2by1_A_,171,174,1,1 2by1_A_,172,175,1,1 2by1_A_,176,178,1,1 2by1_A_,176,179,1,1 2by1_A_,176,180,1,1 2by1_A_,179,182,1,1 2by1_A_,180,183,1,1 2by1_A_,181,185,1,1 2by1_A_,182,186,1,1 2by1_A_,183,187,1,1 2by1_A_,184,188,1,1 2by1_A_,185,189,1,1 2by1_A_,186,191,1,1 2by1_A_,187,190,1,1 2by1_A_,187,251,1,1 2by1_A_,193,251,1,1 2by1_A_,195,252,1,1 2by1_A_,195,254,1,1 2by1_A_,196,254,1,1 2by1_A_,197,254,1,1 2by1_A_,197,256,1,1 2by1_A_,199,230,1,1 2by1_A_,199,241,1,1 2by1_A_,200,201,1,1 2by1_A_,200,223,1,1 2by1_A_,200,256,1,1 2by1_A_,207,209,1,1 2by1_A_,208,211,1,1 2by1_A_,209,212,1,1 2by1_A_,209,213,1,1 2by1_A_,213,216,1,1 2by1_A_,214,217,1,1 2by1_A_,216,229,1,1 2by1_A_,218,220,1,1 2by1_A_,218,227,1,1 2by1_A_,223,226,1,1 2by1_A_,229,231,1,1 2by1_A_,229,232,1,1 2by1_A_,230,235,1,1 2by1_A_,232,234,1,1 2by1_A_,233,236,1,1 2by1_A_,234,237,1,1 2by1_A_,235,239,1,1 2by1_A_,235,262,1,1 2by1_A_,235,266,1,1 2by1_A_,235,271,1,1 2by1_A_,236,240,1,1 2by1_A_,237,241,1,1 2by1_A_,238,242,1,1 2by1_A_,239,243,1,1 2by1_A_,242,245,1,1 2by1_A_,243,246,1,1 2by1_A_,243,275,1,1 2by1_A_,243,278,1,1 2by1_A_,244,250,1,1 2by1_A_,246,247,1,1 2by1_A_,251,284,1,1 2by1_A_,253,284,1,1 2by1_A_,253,286,1,1 2by1_A_,254,256,1,1 2by1_A_,255,286,1,1 2by1_A_,255,288,1,1 2by1_A_,257,260,1,1 2by1_A_,257,288,1,1 2by1_A_,258,288,1,1 2by1_A_,258,289,1,1 2by1_A_,260,290,1,1 2by1_A_,262,264,1,1 2by1_A_,262,268,1,1 2by1_A_,267,269,1,1 2by1_A_,267,271,1,1 2by1_A_,268,272,1,1 2by1_A_,269,273,1,1 2by1_A_,270,274,1,1 2by1_A_,270,300,1,1 2by1_A_,271,275,1,1 2by1_A_,272,276,1,1 2by1_A_,273,277,1,1 2by1_A_,274,278,1,1 2by1_A_,276,279,1,1 2by1_A_,277,280,1,1 2by1_A_,285,303,1,1 2by1_A_,287,304,1,1 2by1_A_,287,306,1,1 2by1_A_,289,291,1,1 2by1_A_,290,360,1,1 2by1_A_,292,309,1,1 2by1_A_,292,346,1,1 2by1_A_,293,296,1,1 2by1_A_,294,297,1,1 2by1_A_,294,298,1,1 2by1_A_,295,299,1,1 2by1_A_,295,300,1,1 2by1_A_,296,302,1,1 2by1_A_,305,371,1,1 2by1_A_,305,373,1,1 2by1_A_,307,373,1,1 2by1_A_,308,312,1,1 2by1_A_,309,313,1,1 2by1_A_,309,329,1,1 2by1_A_,309,345,1,1 2by1_A_,309,346,1,1 2by1_A_,309,360,1,1 2by1_A_,310,314,1,1 2by1_A_,311,312,1,1 2by1_A_,311,315,1,1 2by1_A_,312,316,1,1 2by1_A_,313,317,1,1 2by1_A_,313,331,1,1 2by1_A_,313,339,1,1 2by1_A_,313,345,1,1 2by1_A_,314,318,1,1 2by1_A_,315,319,1,1 2by1_A_,315,321,1,1 2by1_A_,315,394,1,1 2by1_A_,316,320,1,1 2by1_A_,317,332,1,1 2by1_A_,319,321,1,1 2by1_A_,321,385,1,1 2by1_A_,323,326,1,1 2by1_A_,324,327,1,1 2by1_A_,325,328,1,1 2by1_A_,325,381,1,1 2by1_A_,325,384,1,1 2by1_A_,326,329,1,1 2by1_A_,328,346,1,1 2by1_A_,330,334,1,1 2by1_A_,332,336,1,1 2by1_A_,333,337,1,1 2by1_A_,334,338,1,1 2by1_A_,335,339,1,1 2by1_A_,335,345,1,1 2by1_A_,336,340,1,1 2by1_A_,337,341,1,1 2by1_A_,337,507,1,1 2by1_A_,338,342,1,1 2by1_A_,340,343,1,1 2by1_A_,341,502,1,1 2by1_A_,341,507,1,1 2by1_A_,342,347,1,1 2by1_A_,342,364,1,1 2by1_A_,342,365,1,1 2by1_A_,343,374,1,1 2by1_A_,344,362,1,1 2by1_A_,345,349,1,1 2by1_A_,347,349,1,1 2by1_A_,347,364,1,1 2by1_A_,348,360,1,1 2by1_A_,349,360,1,1 2by1_A_,351,356,1,1 2by1_A_,351,358,1,1 2by1_A_,353,356,1,1 2by1_A_,355,357,1,1 2by1_A_,356,358,1,1 2by1_A_,364,367,1,1 2by1_A_,364,502,1,1 2by1_A_,367,502,1,1 2by1_A_,368,369,1,1 2by1_A_,368,371,1,1 2by1_A_,368,502,1,1 2by1_A_,369,372,1,1 2by1_A_,370,414,1,1 2by1_A_,372,414,1,1 2by1_A_,374,414,1,1 2by1_A_,374,416,1,1 2by1_A_,378,381,1,1 2by1_A_,378,382,1,1 2by1_A_,379,383,1,1 2by1_A_,380,384,1,1 2by1_A_,382,385,1,1 2by1_A_,383,447,1,1 2by1_A_,385,388,1,1 2by1_A_,385,389,1,1 2by1_A_,387,430,1,1 2by1_A_,388,429,1,1 2by1_A_,389,394,1,1 2by1_A_,390,393,1,1 2by1_A_,390,419,1,1 2by1_A_,390,427,1,1 2by1_A_,391,394,1,1 2by1_A_,393,425,1,1 2by1_A_,393,426,1,1 2by1_A_,393,427,1,1 2by1_A_,394,397,1,1 2by1_A_,398,401,1,1 2by1_A_,398,402,1,1 2by1_A_,399,403,1,1 2by1_A_,400,404,1,1 2by1_A_,401,405,1,1 2by1_A_,402,406,1,1 2by1_A_,402,421,1,1 2by1_A_,403,407,1,1 2by1_A_,403,476,1,1 2by1_A_,403,480,1,1 2by1_A_,403,556,1,1 2by1_A_,404,408,1,1 2by1_A_,405,409,1,1 2by1_A_,406,410,1,1 2by1_A_,407,411,1,1 2by1_A_,408,411,1,1 2by1_A_,410,491,1,1 2by1_A_,412,491,1,1 2by1_A_,418,421,1,1 2by1_A_,420,423,1,1 2by1_A_,420,425,1,1 2by1_A_,421,424,1,1 2by1_A_,421,484,1,1 2by1_A_,423,471,1,1 2by1_A_,423,477,1,1 2by1_A_,426,471,1,1 2by1_A_,430,464,1,1 2by1_A_,430,465,1,1 2by1_A_,433,456,1,1 2by1_A_,433,457,1,1 2by1_A_,436,440,1,1 2by1_A_,437,441,1,1 2by1_A_,438,442,1,1 2by1_A_,439,443,1,1 2by1_A_,440,444,1,1 2by1_A_,441,445,1,1 2by1_A_,442,446,1,1 2by1_A_,443,447,1,1 2by1_A_,444,448,1,1 2by1_A_,444,455,1,1 2by1_A_,445,449,1,1 2by1_A_,446,450,1,1 2by1_A_,455,457,1,1 2by1_A_,455,458,1,1 2by1_A_,455,461,1,1 2by1_A_,458,461,1,1 2by1_A_,459,463,1,1 2by1_A_,460,464,1,1 2by1_A_,461,465,1,1 2by1_A_,462,465,1,1 2by1_A_,463,466,1,1 2by1_A_,469,472,1,1 2by1_A_,470,473,1,1 2by1_A_,471,474,1,1 2by1_A_,474,478,1,1 2by1_A_,475,479,1,1 2by1_A_,476,480,1,1 2by1_A_,477,481,1,1 2by1_A_,478,482,1,1 2by1_A_,479,483,1,1 2by1_A_,479,556,1,1 2by1_A_,480,484,1,1 2by1_A_,481,485,1,1 2by1_A_,482,486,1,1 2by1_A_,483,487,1,1 2by1_A_,484,488,1,1 2by1_A_,485,489,1,1 2by1_A_,486,489,1,1 2by1_A_,486,490,1,1 2by1_A_,487,491,1,1 2by1_A_,488,492,1,1 2by1_A_,489,493,1,1 2by1_A_,490,494,1,1 2by1_A_,492,498,1,1 2by1_A_,494,496,1,1 2by1_A_,494,497,1,1 2by1_A_,494,498,1,1 2by1_A_,494,525,1,1 2by1_A_,496,499,1,1 2by1_A_,497,500,1,1 2by1_A_,499,500,1,1 2by1_A_,499,501,1,1 2by1_A_,499,504,1,1 2by1_A_,501,504,1,1 2by1_A_,502,505,1,1 2by1_A_,504,519,1,1 2by1_A_,506,517,1,1 2by1_A_,508,515,1,1 2by1_A_,510,513,1,1 2by1_A_,510,542,1,1 2by1_A_,512,531,1,1 2by1_A_,514,529,1,1 2by1_A_,516,527,1,1 2by1_A_,517,524,1,1 2by1_A_,518,525,1,1 2by1_A_,520,522,1,1 2by1_A_,520,523,1,1 2by1_A_,524,525,1,1 2by1_A_,526,571,1,1 2by1_A_,528,569,1,1 2by1_A_,529,566,1,1 2by1_A_,530,532,1,1 2by1_A_,530,534,1,1 2by1_A_,530,563,1,1 2by1_A_,530,564,1,1 2by1_A_,530,566,1,1 2by1_A_,530,567,1,1 2by1_A_,534,536,1,1 2by1_A_,536,563,1,1 2by1_A_,537,540,1,1 2by1_A_,538,541,1,1 2by1_A_,538,561,1,1 2by1_A_,550,572,1,1 2by1_A_,552,570,1,1 2by1_A_,553,570,1,1 2by1_A_,554,556,1,1 2by1_A_,554,557,1,1 2by1_A_,554,562,1,1 2by1_A_,555,568,1,1 2by1_A_,558,567,1,1 2by1_A_,560,562,1,1 2by1_A_,564,567,1,1