pair,contact1,contact2,flow1,flow2
6req_B_,3,7,1,1
6req_B_,4,7,1,1
6req_B_,5,8,1,1
6req_B_,12,14,1,1
6req_B_,12,15,1,1
6req_B_,12,16,1,1
6req_B_,13,17,1,1
6req_B_,14,18,1,1
6req_B_,15,19,1,1
6req_B_,16,20,1,1
6req_B_,17,21,1,1
6req_B_,18,22,1,1
6req_B_,19,22,1,1
6req_B_,19,23,1,1
6req_B_,20,24,1,1
6req_B_,21,25,1,1
6req_B_,22,26,1,1
6req_B_,23,26,1,1
6req_B_,25,28,1,1
6req_B_,25,34,1,1
6req_B_,28,32,1,1
6req_B_,28,33,1,1
6req_B_,29,32,1,1
6req_B_,29,33,1,1
6req_B_,35,38,1,1
6req_B_,35,39,1,1
6req_B_,36,40,1,1
6req_B_,37,41,1,1
6req_B_,38,42,1,1
6req_B_,39,43,1,1
6req_B_,40,43,1,1
6req_B_,40,44,1,1
6req_B_,41,44,1,1
6req_B_,45,53,1,1
6req_B_,46,52,1,1
6req_B_,46,433,1,1
6req_B_,47,49,1,1
6req_B_,47,50,1,1
6req_B_,47,51,1,1
6req_B_,47,433,1,1
6req_B_,49,230,1,1
6req_B_,54,57,1,1
6req_B_,58,61,1,1
6req_B_,59,62,1,1
6req_B_,60,61,1,1
6req_B_,67,76,1,1
6req_B_,70,77,1,1
6req_B_,71,74,1,1
6req_B_,74,77,1,1
6req_B_,74,282,1,1
6req_B_,75,282,1,1
6req_B_,75,283,1,1
6req_B_,76,378,1,1
6req_B_,78,301,1,1
6req_B_,79,337,1,1
6req_B_,81,332,1,1
6req_B_,81,376,1,1
6req_B_,81,377,1,1
6req_B_,82,84,1,1
6req_B_,83,375,1,1
6req_B_,85,87,1,1
6req_B_,89,91,1,1
6req_B_,89,115,1,1
6req_B_,89,116,1,1
6req_B_,89,337,1,1
6req_B_,89,339,1,1
6req_B_,90,115,1,1
6req_B_,90,116,1,1
6req_B_,91,116,1,1
6req_B_,91,146,1,1
6req_B_,91,339,1,1
6req_B_,91,340,1,1
6req_B_,92,116,1,1
6req_B_,92,118,1,1
6req_B_,94,118,1,1
6req_B_,94,120,1,1
6req_B_,95,120,1,1
6req_B_,95,346,1,1
6req_B_,96,98,1,1
6req_B_,96,102,1,1
6req_B_,96,458,1,1
6req_B_,98,101,1,1
6req_B_,98,102,1,1
6req_B_,99,103,1,1
6req_B_,100,104,1,1
6req_B_,101,105,1,1
6req_B_,102,106,1,1
6req_B_,103,107,1,1
6req_B_,103,137,1,1
6req_B_,104,108,1,1
6req_B_,105,109,1,1
6req_B_,106,110,1,1
6req_B_,107,111,1,1
6req_B_,109,112,1,1
6req_B_,109,114,1,1
6req_B_,117,144,1,1
6req_B_,117,146,1,1
6req_B_,119,146,1,1
6req_B_,119,148,1,1
6req_B_,120,122,1,1
6req_B_,120,124,1,1
6req_B_,120,126,1,1
6req_B_,121,148,1,1
6req_B_,121,149,1,1
6req_B_,122,125,1,1
6req_B_,122,126,1,1
6req_B_,122,149,1,1
6req_B_,122,150,1,1
6req_B_,122,151,1,1
6req_B_,127,130,1,1
6req_B_,130,134,1,1
6req_B_,131,135,1,1
6req_B_,132,166,1,1
6req_B_,133,136,1,1
6req_B_,135,138,1,1
6req_B_,139,142,1,1
6req_B_,139,143,1,1
6req_B_,144,177,1,1
6req_B_,144,211,1,1
6req_B_,145,177,1,1
6req_B_,146,177,1,1
6req_B_,146,216,1,1
6req_B_,147,177,1,1
6req_B_,149,152,1,1
6req_B_,149,153,1,1
6req_B_,150,189,1,1
6req_B_,151,464,1,1
6req_B_,152,155,1,1
6req_B_,152,156,1,1
6req_B_,153,157,1,1
6req_B_,153,181,1,1
6req_B_,154,158,1,1
6req_B_,155,159,1,1
6req_B_,156,160,1,1
6req_B_,157,161,1,1
6req_B_,158,162,1,1
6req_B_,158,204,1,1
6req_B_,159,163,1,1
6req_B_,160,164,1,1
6req_B_,161,165,1,1
6req_B_,162,166,1,1
6req_B_,164,167,1,1
6req_B_,164,175,1,1
6req_B_,165,204,1,1
6req_B_,165,207,1,1
6req_B_,167,169,1,1
6req_B_,170,173,1,1
6req_B_,171,174,1,1
6req_B_,172,207,1,1
6req_B_,172,208,1,1
6req_B_,174,209,1,1
6req_B_,176,212,1,1
6req_B_,176,213,1,1
6req_B_,178,213,1,1
6req_B_,180,214,1,1
6req_B_,180,216,1,1
6req_B_,181,184,1,1
6req_B_,181,185,1,1
6req_B_,181,218,1,1
6req_B_,181,243,1,1
6req_B_,182,186,1,1
6req_B_,183,187,1,1
6req_B_,183,243,1,1
6req_B_,184,188,1,1
6req_B_,185,189,1,1
6req_B_,186,190,1,1
6req_B_,186,191,1,1
6req_B_,187,469,1,1
6req_B_,188,466,1,1
6req_B_,188,468,1,1
6req_B_,194,196,1,1
6req_B_,195,250,1,1
6req_B_,197,201,1,1
6req_B_,198,202,1,1
6req_B_,199,203,1,1
6req_B_,199,250,1,1
6req_B_,200,204,1,1
6req_B_,201,205,1,1
6req_B_,203,206,1,1
6req_B_,203,250,1,1
6req_B_,204,207,1,1
6req_B_,209,211,1,1
6req_B_,209,212,1,1
6req_B_,213,259,1,1
6req_B_,214,260,1,1
6req_B_,215,260,1,1
6req_B_,215,262,1,1
6req_B_,217,262,1,1
6req_B_,217,264,1,1
6req_B_,218,264,1,1
6req_B_,219,222,1,1
6req_B_,219,264,1,1
6req_B_,220,224,1,1
6req_B_,220,266,1,1
6req_B_,222,227,1,1
6req_B_,223,226,1,1
6req_B_,223,308,1,1
6req_B_,223,310,1,1
6req_B_,225,427,1,1
6req_B_,226,430,1,1
6req_B_,227,310,1,1
6req_B_,229,233,1,1
6req_B_,229,277,1,1
6req_B_,230,234,1,1
6req_B_,231,235,1,1
6req_B_,232,236,1,1
6req_B_,232,266,1,1
6req_B_,233,236,1,1
6req_B_,233,237,1,1
6req_B_,234,238,1,1
6req_B_,235,239,1,1
6req_B_,235,400,1,1
6req_B_,236,240,1,1
6req_B_,237,241,1,1
6req_B_,238,242,1,1
6req_B_,239,243,1,1
6req_B_,240,244,1,1
6req_B_,241,245,1,1
6req_B_,242,245,1,1
6req_B_,242,246,1,1
6req_B_,242,411,1,1
6req_B_,243,247,1,1
6req_B_,244,248,1,1
6req_B_,245,249,1,1
6req_B_,245,405,1,1
6req_B_,246,250,1,1
6req_B_,247,252,1,1
6req_B_,248,251,1,1
6req_B_,253,256,1,1
6req_B_,253,257,1,1
6req_B_,254,258,1,1
6req_B_,255,259,1,1
6req_B_,255,295,1,1
6req_B_,257,260,1,1
6req_B_,258,302,1,1
6req_B_,259,298,1,1
6req_B_,262,302,1,1
6req_B_,263,302,1,1
6req_B_,263,304,1,1
6req_B_,265,304,1,1
6req_B_,265,306,1,1
6req_B_,266,277,1,1
6req_B_,267,306,1,1
6req_B_,267,308,1,1
6req_B_,268,270,1,1
6req_B_,268,274,1,1
6req_B_,269,311,1,1
6req_B_,270,273,1,1
6req_B_,270,274,1,1
6req_B_,271,275,1,1
6req_B_,271,330,1,1
6req_B_,272,276,1,1
6req_B_,273,277,1,1
6req_B_,274,278,1,1
6req_B_,275,279,1,1
6req_B_,276,280,1,1
6req_B_,277,281,1,1
6req_B_,278,303,1,1
6req_B_,279,283,1,1
6req_B_,279,378,1,1
6req_B_,279,387,1,1
6req_B_,279,390,1,1
6req_B_,280,284,1,1
6req_B_,281,285,1,1
6req_B_,282,286,1,1
6req_B_,282,334,1,1
6req_B_,283,287,1,1
6req_B_,284,288,1,1
6req_B_,285,289,1,1
6req_B_,286,290,1,1
6req_B_,287,290,1,1
6req_B_,287,291,1,1
6req_B_,288,292,1,1
6req_B_,289,294,1,1
6req_B_,290,293,1,1
6req_B_,294,299,1,1
6req_B_,295,298,1,1
6req_B_,303,337,1,1
6req_B_,303,338,1,1
6req_B_,304,338,1,1
6req_B_,305,338,1,1
6req_B_,305,340,1,1
6req_B_,307,340,1,1
6req_B_,307,342,1,1
6req_B_,308,311,1,1
6req_B_,309,312,1,1
6req_B_,310,474,1,1
6req_B_,312,473,1,1
6req_B_,312,475,1,1
6req_B_,313,315,1,1
6req_B_,313,320,1,1
6req_B_,314,315,1,1
6req_B_,314,479,1,1
6req_B_,314,483,1,1
6req_B_,316,319,1,1
6req_B_,317,320,1,1
6req_B_,318,321,1,1
6req_B_,319,322,1,1
6req_B_,319,323,1,1
6req_B_,320,323,1,1
6req_B_,320,324,1,1
6req_B_,320,344,1,1
6req_B_,321,325,1,1
6req_B_,322,326,1,1
6req_B_,323,327,1,1
6req_B_,323,442,1,1
6req_B_,324,328,1,1
6req_B_,325,329,1,1
6req_B_,326,330,1,1
6req_B_,327,331,1,1
6req_B_,328,332,1,1
6req_B_,328,341,1,1
6req_B_,329,333,1,1
6req_B_,330,334,1,1
6req_B_,331,336,1,1
6req_B_,332,335,1,1
6req_B_,343,346,1,1
6req_B_,345,348,1,1
6req_B_,345,349,1,1
6req_B_,350,458,1,1
6req_B_,353,355,1,1
6req_B_,354,358,1,1
6req_B_,354,361,1,1
6req_B_,355,359,1,1
6req_B_,356,360,1,1
6req_B_,357,361,1,1
6req_B_,358,362,1,1
6req_B_,359,363,1,1
6req_B_,361,365,1,1
6req_B_,362,366,1,1
6req_B_,363,367,1,1
6req_B_,364,368,1,1
6req_B_,365,369,1,1
6req_B_,366,370,1,1
6req_B_,366,371,1,1
6req_B_,372,375,1,1
6req_B_,378,381,1,1
6req_B_,380,383,1,1
6req_B_,382,387,1,1
6req_B_,383,386,1,1
6req_B_,383,387,1,1
6req_B_,384,388,1,1
6req_B_,385,389,1,1
6req_B_,386,390,1,1
6req_B_,387,391,1,1
6req_B_,388,392,1,1
6req_B_,389,393,1,1
6req_B_,390,394,1,1
6req_B_,391,395,1,1
6req_B_,392,396,1,1
6req_B_,393,397,1,1
6req_B_,394,398,1,1
6req_B_,395,399,1,1
6req_B_,396,400,1,1
6req_B_,397,401,1,1
6req_B_,398,402,1,1
6req_B_,399,403,1,1
6req_B_,400,404,1,1
6req_B_,400,418,1,1
6req_B_,401,405,1,1
6req_B_,402,406,1,1
6req_B_,403,407,1,1
6req_B_,404,409,1,1
6req_B_,405,408,1,1
6req_B_,409,413,1,1
6req_B_,410,414,1,1
6req_B_,411,415,1,1
6req_B_,412,416,1,1
6req_B_,413,419,1,1
6req_B_,417,421,1,1
6req_B_,418,422,1,1
6req_B_,419,423,1,1
6req_B_,420,424,1,1
6req_B_,421,425,1,1
6req_B_,422,426,1,1
6req_B_,423,427,1,1
6req_B_,424,428,1,1
6req_B_,425,429,1,1
6req_B_,426,430,1,1
6req_B_,427,431,1,1
6req_B_,428,432,1,1
6req_B_,429,433,1,1
6req_B_,430,434,1,1
6req_B_,431,435,1,1
6req_B_,432,436,1,1
6req_B_,433,439,1,1
6req_B_,434,437,1,1
6req_B_,435,604,1,1
6req_B_,436,438,1,1
6req_B_,437,445,1,1
6req_B_,441,444,1,1
6req_B_,441,445,1,1
6req_B_,443,446,1,1
6req_B_,449,452,1,1
6req_B_,466,469,1,1
6req_B_,472,476,1,1
6req_B_,473,476,1,1
6req_B_,473,479,1,1
6req_B_,475,478,1,1
6req_B_,475,479,1,1
6req_B_,476,480,1,1
6req_B_,478,482,1,1
6req_B_,479,483,1,1
6req_B_,480,484,1,1
6req_B_,481,485,1,1
6req_B_,482,486,1,1
6req_B_,483,487,1,1
6req_B_,484,487,1,1
6req_B_,484,609,1,1
6req_B_,484,613,1,1
6req_B_,484,617,1,1
6req_B_,484,618,1,1
6req_B_,485,519,1,1
6req_B_,491,520,1,1
6req_B_,492,522,1,1
6req_B_,493,541,1,1
6req_B_,494,522,1,1
6req_B_,495,545,1,1
6req_B_,495,547,1,1
6req_B_,496,524,1,1
6req_B_,496,526,1,1
6req_B_,497,547,1,1
6req_B_,497,549,1,1
6req_B_,498,528,1,1
6req_B_,499,549,1,1
6req_B_,499,550,1,1
6req_B_,501,504,1,1
6req_B_,501,505,1,1
6req_B_,502,506,1,1
6req_B_,502,527,1,1
6req_B_,505,509,1,1
6req_B_,506,510,1,1
6req_B_,507,511,1,1
6req_B_,508,512,1,1
6req_B_,508,549,1,1
6req_B_,508,550,1,1
6req_B_,508,582,1,1
6req_B_,509,513,1,1
6req_B_,509,525,1,1
6req_B_,512,516,1,1
6req_B_,512,549,1,1
6req_B_,512,577,1,1
6req_B_,513,517,1,1
6req_B_,513,523,1,1
6req_B_,514,518,1,1
6req_B_,515,518,1,1
6req_B_,516,519,1,1
6req_B_,516,521,1,1
6req_B_,516,547,1,1
6req_B_,517,520,1,1
6req_B_,517,523,1,1
6req_B_,523,525,1,1
6req_B_,530,533,1,1
6req_B_,530,534,1,1
6req_B_,531,535,1,1
6req_B_,531,561,1,1
6req_B_,532,536,1,1
6req_B_,533,537,1,1
6req_B_,534,538,1,1
6req_B_,535,539,1,1
6req_B_,536,540,1,1
6req_B_,537,541,1,1
6req_B_,538,541,1,1
6req_B_,541,543,1,1
6req_B_,544,572,1,1
6req_B_,546,573,1,1
6req_B_,546,575,1,1
6req_B_,547,549,1,1
6req_B_,547,577,1,1
6req_B_,548,555,1,1
6req_B_,548,575,1,1
6req_B_,548,577,1,1
6req_B_,549,577,1,1
6req_B_,550,555,1,1
6req_B_,551,554,1,1
6req_B_,551,555,1,1
6req_B_,552,556,1,1
6req_B_,553,557,1,1
6req_B_,554,558,1,1
6req_B_,555,559,1,1
6req_B_,555,577,1,1
6req_B_,558,562,1,1
6req_B_,559,563,1,1
6req_B_,560,564,1,1
6req_B_,561,565,1,1
6req_B_,562,566,1,1
6req_B_,563,567,1,1
6req_B_,564,568,1,1
6req_B_,564,589,1,1
6req_B_,565,569,1,1
6req_B_,566,571,1,1
6req_B_,567,570,1,1
6req_B_,567,593,1,1
6req_B_,574,595,1,1
6req_B_,575,611,1,1
6req_B_,576,596,1,1
6req_B_,576,598,1,1
6req_B_,578,597,1,1
6req_B_,578,598,1,1
6req_B_,579,582,1,1
6req_B_,580,583,1,1
6req_B_,583,586,1,1
6req_B_,584,587,1,1
6req_B_,586,590,1,1
6req_B_,587,591,1,1
6req_B_,589,592,1,1
6req_B_,590,593,1,1
6req_B_,599,602,1,1
6req_B_,603,606,1,1
6req_B_,603,607,1,1
6req_B_,604,608,1,1
6req_B_,605,609,1,1
6req_B_,606,609,1,1
6req_B_,606,610,1,1
6req_B_,607,611,1,1
6req_B_,608,612,1,1
6req_B_,609,613,1,1
6req_B_,610,614,1,1
6req_B_,611,615,1,1
6req_B_,612,617,1,1
6req_B_,613,616,1,1