pair,contact1,contact2,flow1,flow2
3i4r_B_,1,4,1,1
3i4r_B_,4,7,1,1
3i4r_B_,4,8,1,1
3i4r_B_,8,11,1,1
3i4r_B_,8,12,1,1
3i4r_B_,12,15,1,1
3i4r_B_,14,18,1,1
3i4r_B_,19,23,1,1
3i4r_B_,21,24,1,1
3i4r_B_,22,25,1,1
3i4r_B_,22,26,1,1
3i4r_B_,24,28,1,1
3i4r_B_,26,29,1,1
3i4r_B_,26,30,1,1
3i4r_B_,27,30,1,1
3i4r_B_,28,32,1,1
3i4r_B_,36,39,1,1
3i4r_B_,40,43,1,1
3i4r_B_,44,48,1,1
3i4r_B_,45,48,1,1
3i4r_B_,45,49,1,1
3i4r_B_,47,50,1,1
3i4r_B_,47,51,1,1
3i4r_B_,48,52,1,1
3i4r_B_,51,55,1,1
3i4r_B_,53,57,1,1
3i4r_B_,61,64,1,1
3i4r_B_,61,65,1,1
3i4r_B_,62,66,1,1
3i4r_B_,65,68,1,1
3i4r_B_,65,69,1,1
3i4r_B_,66,70,1,1
3i4r_B_,67,71,1,1
3i4r_B_,69,72,1,1
3i4r_B_,69,73,1,1
3i4r_B_,76,80,1,1
3i4r_B_,78,82,1,1
3i4r_B_,94,97,1,1
3i4r_B_,95,99,1,1
3i4r_B_,96,100,1,1
3i4r_B_,97,101,1,1
3i4r_B_,98,102,1,1
3i4r_B_,99,103,1,1
3i4r_B_,101,104,1,1
3i4r_B_,101,105,1,1
3i4r_B_,102,105,1,1
3i4r_B_,102,106,1,1
3i4r_B_,103,107,1,1
3i4r_B_,106,109,1,1
3i4r_B_,106,110,1,1
3i4r_B_,108,112,1,1
3i4r_B_,115,119,1,1
3i4r_B_,117,121,1,1
3i4r_B_,118,122,1,1
3i4r_B_,119,123,1,1
3i4r_B_,120,124,1,1
3i4r_B_,122,125,1,1
3i4r_B_,122,126,1,1
3i4r_B_,123,127,1,1
3i4r_B_,126,130,1,1
3i4r_B_,135,137,1,1
3i4r_B_,149,152,1,1
3i4r_B_,157,160,1,1
3i4r_B_,171,174,1,1
3i4r_B_,178,182,1,1
3i4r_B_,180,183,1,1
3i4r_B_,180,184,1,1
3i4r_B_,181,185,1,1
3i4r_B_,182,186,1,1
3i4r_B_,185,188,1,1
3i4r_B_,189,192,1,1
3i4r_B_,189,193,1,1
3i4r_B_,192,195,1,1
3i4r_B_,200,204,1,1
3i4r_B_,202,205,1,1
3i4r_B_,202,206,1,1
3i4r_B_,205,209,1,1
3i4r_B_,207,211,1,1
3i4r_B_,208,212,1,1
3i4r_B_,209,212,1,1
3i4r_B_,210,214,1,1
3i4r_B_,215,218,1,1
3i4r_B_,220,224,1,1
3i4r_B_,222,225,1,1
3i4r_B_,222,226,1,1
3i4r_B_,223,227,1,1
3i4r_B_,225,228,1,1
3i4r_B_,225,229,1,1
3i4r_B_,226,230,1,1
3i4r_B_,227,231,1,1
3i4r_B_,229,233,1,1
3i4r_B_,230,234,1,1
3i4r_B_,231,235,1,1
3i4r_B_,234,237,1,1
3i4r_B_,234,238,1,1
3i4r_B_,235,239,1,1
3i4r_B_,238,241,1,1
3i4r_B_,238,242,1,1
3i4r_B_,239,242,1,1
3i4r_B_,240,244,1,1
3i4r_B_,241,245,1,1
3i4r_B_,242,246,1,1
3i4r_B_,243,246,1,1
3i4r_B_,243,247,1,1
3i4r_B_,245,248,1,1
3i4r_B_,245,249,1,1
3i4r_B_,246,249,1,1
3i4r_B_,250,251,1,1
3i4r_B_,253,256,1,1
3i4r_B_,254,257,1,1
3i4r_B_,254,258,1,1
3i4r_B_,260,264,1,1
3i4r_B_,261,265,1,1
3i4r_B_,264,267,1,1
3i4r_B_,264,268,1,1
3i4r_B_,268,272,1,1
3i4r_B_,269,272,1,1
3i4r_B_,269,273,1,1
3i4r_B_,271,275,1,1
3i4r_B_,273,276,1,1
3i4r_B_,280,283,1,1
3i4r_B_,282,285,1,1
3i4r_B_,282,286,1,1
3i4r_B_,283,287,1,1
3i4r_B_,285,289,1,1
3i4r_B_,290,292,1,1
3i4r_B_,293,296,1,1
3i4r_B_,294,298,1,1
3i4r_B_,296,299,1,1
3i4r_B_,296,300,1,1
3i4r_B_,299,303,1,1
3i4r_B_,305,307,1,1
3i4r_B_,306,309,1,1
3i4r_B_,306,310,1,1
3i4r_B_,308,312,1,1
3i4r_B_,309,313,1,1
3i4r_B_,311,315,1,1
3i4r_B_,319,322,1,1
3i4r_B_,320,323,1,1
3i4r_B_,320,324,1,1
3i4r_B_,321,325,1,1
3i4r_B_,325,328,1,1
3i4r_B_,325,329,1,1
3i4r_B_,332,335,1,1
3i4r_B_,333,336,1,1
3i4r_B_,333,337,1,1
3i4r_B_,337,341,1,1
3i4r_B_,338,342,1,1
3i4r_B_,340,343,1,1
3i4r_B_,344,345,1,1
3i4r_B_,344,346,1,1
3i4r_B_,346,349,1,1
3i4r_B_,347,351,1,1
3i4r_B_,348,351,1,1
3i4r_B_,348,352,1,1
3i4r_B_,349,353,1,1
3i4r_B_,350,354,1,1
3i4r_B_,351,356,1,1
3i4r_B_,352,355,1,1
3i4r_B_,356,360,1,1
3i4r_B_,357,361,1,1
3i4r_B_,358,362,1,1
3i4r_B_,358,393,1,1
3i4r_B_,359,363,1,1
3i4r_B_,360,364,1,1
3i4r_B_,361,365,1,1
3i4r_B_,361,385,1,1
3i4r_B_,362,366,1,1
3i4r_B_,363,367,1,1
3i4r_B_,364,368,1,1
3i4r_B_,365,369,1,1
3i4r_B_,366,370,1,1
3i4r_B_,368,378,1,1
3i4r_B_,371,374,1,1
3i4r_B_,371,378,1,1
3i4r_B_,372,436,1,1
3i4r_B_,374,377,1,1
3i4r_B_,374,378,1,1
3i4r_B_,375,379,1,1
3i4r_B_,375,434,1,1
3i4r_B_,376,380,1,1
3i4r_B_,377,381,1,1
3i4r_B_,378,382,1,1
3i4r_B_,379,383,1,1
3i4r_B_,380,384,1,1
3i4r_B_,381,385,1,1
3i4r_B_,382,386,1,1
3i4r_B_,383,387,1,1
3i4r_B_,384,388,1,1
3i4r_B_,385,389,1,1
3i4r_B_,386,390,1,1
3i4r_B_,387,391,1,1
3i4r_B_,388,392,1,1
3i4r_B_,389,392,1,1
3i4r_B_,395,397,1,1
3i4r_B_,395,398,1,1
3i4r_B_,395,399,1,1
3i4r_B_,396,400,1,1
3i4r_B_,397,401,1,1
3i4r_B_,398,401,1,1
3i4r_B_,398,402,1,1
3i4r_B_,399,403,1,1
3i4r_B_,401,404,1,1
3i4r_B_,401,405,1,1
3i4r_B_,402,406,1,1
3i4r_B_,403,407,1,1
3i4r_B_,404,408,1,1
3i4r_B_,406,410,1,1
3i4r_B_,407,411,1,1
3i4r_B_,408,411,1,1
3i4r_B_,408,412,1,1
3i4r_B_,409,413,1,1
3i4r_B_,410,414,1,1
3i4r_B_,412,415,1,1
3i4r_B_,413,417,1,1
3i4r_B_,414,418,1,1
3i4r_B_,415,418,1,1
3i4r_B_,415,446,1,1
3i4r_B_,416,435,1,1
3i4r_B_,416,437,1,1
3i4r_B_,418,446,1,1
3i4r_B_,418,461,1,1
3i4r_B_,422,426,1,1
3i4r_B_,423,427,1,1
3i4r_B_,424,429,1,1
3i4r_B_,426,452,1,1
3i4r_B_,430,433,1,1
3i4r_B_,432,434,1,1
3i4r_B_,438,441,1,1
3i4r_B_,438,442,1,1
3i4r_B_,439,443,1,1
3i4r_B_,440,444,1,1
3i4r_B_,441,445,1,1
3i4r_B_,442,445,1,1
3i4r_B_,442,446,1,1
3i4r_B_,444,448,1,1
3i4r_B_,446,451,1,1
3i4r_B_,446,461,1,1
3i4r_B_,451,458,1,1
3i4r_B_,455,458,1,1
3i4r_B_,456,460,1,1
3i4r_B_,457,461,1,1
3i4r_B_,460,463,1,1
3i4r_B_,460,464,1,1
3i4r_B_,473,476,1,1
3i4r_B_,473,477,1,1
3i4r_B_,475,479,1,1
3i4r_B_,476,480,1,1
3i4r_B_,477,504,1,1
3i4r_B_,478,482,1,1
3i4r_B_,479,483,1,1
3i4r_B_,482,485,1,1
3i4r_B_,482,486,1,1
3i4r_B_,483,487,1,1
3i4r_B_,485,488,1,1
3i4r_B_,488,492,1,1
3i4r_B_,488,493,1,1
3i4r_B_,491,495,1,1
3i4r_B_,492,495,1,1
3i4r_B_,492,496,1,1
3i4r_B_,493,497,1,1
3i4r_B_,494,497,1,1
3i4r_B_,494,498,1,1
3i4r_B_,495,498,1,1
3i4r_B_,507,510,1,1
3i4r_B_,507,511,1,1
3i4r_B_,515,519,1,1
3i4r_B_,516,520,1,1
3i4r_B_,521,524,1,1
3i4r_B_,521,525,1,1