pair,contact1,contact2,flow1,flow2 2wsf_B_,3,4,1,1 2wsf_B_,5,7,1,1 2wsf_B_,9,12,1,1 2wsf_B_,11,14,1,1 2wsf_B_,14,16,1,1 2wsf_B_,14,18,1,1 2wsf_B_,15,695,1,1 2wsf_B_,16,18,1,1 2wsf_B_,17,20,1,1 2wsf_B_,18,22,1,1 2wsf_B_,19,694,1,1 2wsf_B_,20,23,1,1 2wsf_B_,20,24,1,1 2wsf_B_,22,26,1,1 2wsf_B_,23,25,1,1 2wsf_B_,23,26,1,1 2wsf_B_,26,29,1,1 2wsf_B_,29,395,1,1 2wsf_B_,31,330,1,1 2wsf_B_,37,40,1,1 2wsf_B_,37,41,1,1 2wsf_B_,40,44,1,1 2wsf_B_,42,45,1,1 2wsf_B_,42,46,1,1 2wsf_B_,43,46,1,1 2wsf_B_,43,47,1,1 2wsf_B_,43,163,1,1 2wsf_B_,44,48,1,1 2wsf_B_,45,49,1,1 2wsf_B_,46,49,1,1 2wsf_B_,47,51,1,1 2wsf_B_,48,52,1,1 2wsf_B_,52,148,1,1 2wsf_B_,53,56,1,1 2wsf_B_,56,60,1,1 2wsf_B_,57,61,1,1 2wsf_B_,58,61,1,1 2wsf_B_,59,63,1,1 2wsf_B_,60,64,1,1 2wsf_B_,62,65,1,1 2wsf_B_,62,66,1,1 2wsf_B_,72,120,1,1 2wsf_B_,73,77,1,1 2wsf_B_,81,83,1,1 2wsf_B_,90,111,1,1 2wsf_B_,92,95,1,1 2wsf_B_,96,99,1,1 2wsf_B_,97,100,1,1 2wsf_B_,99,104,1,1 2wsf_B_,103,104,1,1 2wsf_B_,115,366,1,1 2wsf_B_,118,121,1,1 2wsf_B_,119,122,1,1 2wsf_B_,119,123,1,1 2wsf_B_,121,125,1,1 2wsf_B_,122,126,1,1 2wsf_B_,124,129,1,1 2wsf_B_,125,358,1,1 2wsf_B_,130,134,1,1 2wsf_B_,133,207,1,1 2wsf_B_,138,142,1,1 2wsf_B_,141,145,1,1 2wsf_B_,142,145,1,1 2wsf_B_,142,146,1,1 2wsf_B_,144,148,1,1 2wsf_B_,146,149,1,1 2wsf_B_,146,150,1,1 2wsf_B_,147,150,1,1 2wsf_B_,147,151,1,1 2wsf_B_,149,153,1,1 2wsf_B_,150,154,1,1 2wsf_B_,151,155,1,1 2wsf_B_,153,156,1,1 2wsf_B_,153,157,1,1 2wsf_B_,154,157,1,1 2wsf_B_,155,161,1,1 2wsf_B_,165,168,1,1 2wsf_B_,167,173,1,1 2wsf_B_,169,322,1,1 2wsf_B_,171,175,1,1 2wsf_B_,171,322,1,1 2wsf_B_,175,289,1,1 2wsf_B_,175,290,1,1 2wsf_B_,175,292,1,1 2wsf_B_,176,179,1,1 2wsf_B_,177,179,1,1 2wsf_B_,179,184,1,1 2wsf_B_,179,284,1,1 2wsf_B_,181,185,1,1 2wsf_B_,182,186,1,1 2wsf_B_,184,188,1,1 2wsf_B_,186,189,1,1 2wsf_B_,186,276,1,1 2wsf_B_,187,191,1,1 2wsf_B_,188,192,1,1 2wsf_B_,189,193,1,1 2wsf_B_,191,194,1,1 2wsf_B_,191,195,1,1 2wsf_B_,192,196,1,1 2wsf_B_,193,198,1,1 2wsf_B_,198,201,1,1 2wsf_B_,198,202,1,1 2wsf_B_,202,246,1,1 2wsf_B_,223,226,1,1 2wsf_B_,229,232,1,1 2wsf_B_,232,234,1,1 2wsf_B_,237,238,1,1 2wsf_B_,238,248,1,1 2wsf_B_,242,245,1,1 2wsf_B_,255,257,1,1 2wsf_B_,261,264,1,1 2wsf_B_,263,264,1,1 2wsf_B_,264,265,1,1 2wsf_B_,265,362,1,1 2wsf_B_,266,267,1,1 2wsf_B_,267,355,1,1 2wsf_B_,270,271,1,1 2wsf_B_,271,275,1,1 2wsf_B_,273,277,1,1 2wsf_B_,274,278,1,1 2wsf_B_,275,279,1,1 2wsf_B_,277,280,1,1 2wsf_B_,278,281,1,1 2wsf_B_,279,283,1,1 2wsf_B_,281,285,1,1 2wsf_B_,282,286,1,1 2wsf_B_,283,287,1,1 2wsf_B_,291,292,1,1 2wsf_B_,291,296,1,1 2wsf_B_,291,298,1,1 2wsf_B_,292,294,1,1 2wsf_B_,299,301,1,1 2wsf_B_,304,307,1,1 2wsf_B_,311,313,1,1 2wsf_B_,316,404,1,1 2wsf_B_,321,325,1,1 2wsf_B_,322,326,1,1 2wsf_B_,324,402,1,1 2wsf_B_,328,330,1,1 2wsf_B_,328,331,1,1 2wsf_B_,328,396,1,1 2wsf_B_,331,335,1,1 2wsf_B_,332,334,1,1 2wsf_B_,332,335,1,1 2wsf_B_,332,336,1,1 2wsf_B_,335,339,1,1 2wsf_B_,338,339,1,1 2wsf_B_,339,343,1,1 2wsf_B_,340,344,1,1 2wsf_B_,342,346,1,1 2wsf_B_,343,347,1,1 2wsf_B_,345,349,1,1 2wsf_B_,345,375,1,1 2wsf_B_,346,350,1,1 2wsf_B_,347,351,1,1 2wsf_B_,351,367,1,1 2wsf_B_,352,353,1,1 2wsf_B_,363,365,1,1 2wsf_B_,363,367,1,1 2wsf_B_,365,368,1,1 2wsf_B_,365,369,1,1 2wsf_B_,365,728,1,1 2wsf_B_,371,375,1,1 2wsf_B_,372,375,1,1 2wsf_B_,372,376,1,1 2wsf_B_,372,590,1,1 2wsf_B_,375,379,1,1 2wsf_B_,377,380,1,1 2wsf_B_,379,383,1,1 2wsf_B_,380,383,1,1 2wsf_B_,381,383,1,1 2wsf_B_,381,384,1,1 2wsf_B_,382,386,1,1 2wsf_B_,384,388,1,1 2wsf_B_,387,554,1,1 2wsf_B_,391,394,1,1 2wsf_B_,391,395,1,1 2wsf_B_,393,541,1,1 2wsf_B_,398,401,1,1 2wsf_B_,408,410,1,1 2wsf_B_,409,412,1,1 2wsf_B_,409,413,1,1 2wsf_B_,414,415,1,1 2wsf_B_,414,418,1,1 2wsf_B_,414,539,1,1 2wsf_B_,416,419,1,1 2wsf_B_,416,420,1,1 2wsf_B_,418,419,1,1 2wsf_B_,419,422,1,1 2wsf_B_,419,423,1,1 2wsf_B_,421,424,1,1 2wsf_B_,421,425,1,1 2wsf_B_,422,426,1,1 2wsf_B_,423,427,1,1 2wsf_B_,424,428,1,1 2wsf_B_,425,528,1,1 2wsf_B_,426,430,1,1 2wsf_B_,427,431,1,1 2wsf_B_,428,432,1,1 2wsf_B_,429,432,1,1 2wsf_B_,429,433,1,1 2wsf_B_,430,434,1,1 2wsf_B_,434,438,1,1 2wsf_B_,436,612,1,1 2wsf_B_,437,440,1,1 2wsf_B_,437,441,1,1 2wsf_B_,438,442,1,1 2wsf_B_,438,450,1,1 2wsf_B_,439,451,1,1 2wsf_B_,439,613,1,1 2wsf_B_,442,447,1,1 2wsf_B_,447,449,1,1 2wsf_B_,449,451,1,1 2wsf_B_,455,457,1,1 2wsf_B_,456,459,1,1 2wsf_B_,456,460,1,1 2wsf_B_,457,461,1,1 2wsf_B_,460,464,1,1 2wsf_B_,460,468,1,1 2wsf_B_,460,511,1,1 2wsf_B_,461,464,1,1 2wsf_B_,463,467,1,1 2wsf_B_,463,468,1,1 2wsf_B_,467,469,1,1 2wsf_B_,468,470,1,1 2wsf_B_,474,478,1,1 2wsf_B_,474,479,1,1 2wsf_B_,475,478,1,1 2wsf_B_,475,479,1,1 2wsf_B_,478,480,1,1 2wsf_B_,489,490,1,1 2wsf_B_,493,498,1,1 2wsf_B_,494,498,1,1 2wsf_B_,502,505,1,1 2wsf_B_,504,505,1,1 2wsf_B_,509,511,1,1 2wsf_B_,512,515,1,1 2wsf_B_,515,592,1,1 2wsf_B_,515,596,1,1 2wsf_B_,517,520,1,1 2wsf_B_,518,521,1,1 2wsf_B_,518,522,1,1 2wsf_B_,520,524,1,1 2wsf_B_,522,525,1,1 2wsf_B_,524,528,1,1 2wsf_B_,525,529,1,1 2wsf_B_,527,530,1,1 2wsf_B_,527,531,1,1 2wsf_B_,528,532,1,1 2wsf_B_,529,533,1,1 2wsf_B_,530,534,1,1 2wsf_B_,531,535,1,1 2wsf_B_,532,536,1,1 2wsf_B_,533,537,1,1 2wsf_B_,534,538,1,1 2wsf_B_,535,539,1,1 2wsf_B_,537,540,1,1 2wsf_B_,539,543,1,1 2wsf_B_,542,543,1,1 2wsf_B_,543,546,1,1 2wsf_B_,548,550,1,1 2wsf_B_,554,556,1,1 2wsf_B_,558,559,1,1 2wsf_B_,559,563,1,1 2wsf_B_,559,566,1,1 2wsf_B_,560,566,1,1 2wsf_B_,562,565,1,1 2wsf_B_,566,567,1,1 2wsf_B_,570,573,1,1 2wsf_B_,571,575,1,1 2wsf_B_,572,576,1,1 2wsf_B_,574,578,1,1 2wsf_B_,575,579,1,1 2wsf_B_,578,581,1,1 2wsf_B_,578,582,1,1 2wsf_B_,581,584,1,1 2wsf_B_,581,585,1,1 2wsf_B_,584,588,1,1 2wsf_B_,585,587,1,1 2wsf_B_,585,589,1,1 2wsf_B_,587,591,1,1 2wsf_B_,588,592,1,1 2wsf_B_,592,596,1,1 2wsf_B_,596,599,1,1 2wsf_B_,598,601,1,1 2wsf_B_,601,603,1,1 2wsf_B_,605,609,1,1 2wsf_B_,606,610,1,1 2wsf_B_,608,612,1,1 2wsf_B_,611,621,1,1 2wsf_B_,614,620,1,1 2wsf_B_,615,618,1,1 2wsf_B_,617,621,1,1 2wsf_B_,619,624,1,1 2wsf_B_,620,625,1,1 2wsf_B_,622,625,1,1 2wsf_B_,622,720,1,1 2wsf_B_,623,627,1,1 2wsf_B_,626,627,1,1 2wsf_B_,627,628,1,1 2wsf_B_,627,630,1,1 2wsf_B_,633,640,1,1 2wsf_B_,635,637,1,1 2wsf_B_,639,640,1,1 2wsf_B_,639,643,1,1 2wsf_B_,643,647,1,1 2wsf_B_,644,648,1,1 2wsf_B_,645,649,1,1 2wsf_B_,646,650,1,1 2wsf_B_,647,651,1,1 2wsf_B_,648,652,1,1 2wsf_B_,649,653,1,1 2wsf_B_,650,654,1,1 2wsf_B_,651,655,1,1 2wsf_B_,652,656,1,1 2wsf_B_,654,658,1,1 2wsf_B_,656,659,1,1 2wsf_B_,660,664,1,1 2wsf_B_,661,664,1,1 2wsf_B_,661,665,1,1 2wsf_B_,667,670,1,1 2wsf_B_,667,671,1,1 2wsf_B_,667,698,1,1 2wsf_B_,670,674,1,1 2wsf_B_,671,675,1,1 2wsf_B_,672,676,1,1 2wsf_B_,673,676,1,1 2wsf_B_,673,677,1,1 2wsf_B_,674,678,1,1 2wsf_B_,676,679,1,1 2wsf_B_,679,683,1,1 2wsf_B_,680,683,1,1 2wsf_B_,681,682,1,1 2wsf_B_,681,684,1,1 2wsf_B_,682,683,1,1 2wsf_B_,687,688,1,1 2wsf_B_,700,703,1,1 2wsf_B_,700,704,1,1 2wsf_B_,702,706,1,1 2wsf_B_,703,707,1,1 2wsf_B_,704,708,1,1 2wsf_B_,712,716,1,1 2wsf_B_,713,717,1,1 2wsf_B_,714,718,1,1 2wsf_B_,715,719,1,1 2wsf_B_,716,719,1,1 2wsf_B_,716,720,1,1 2wsf_B_,718,722,1,1 2wsf_B_,719,723,1,1 2wsf_B_,720,724,1,1 2wsf_B_,722,726,1,1 2wsf_B_,723,727,1,1 2wsf_B_,724,727,1,1 2wsf_B_,724,728,1,1 2wsf_B_,725,729,1,1 2wsf_B_,728,729,1,1 2wsf_B_,730,731,1,1