pair,contact1,contact2,flow1,flow2
4bsr_A_,7,8,1,1
4bsr_A_,7,11,1,1
4bsr_A_,8,11,1,1
4bsr_A_,9,11,1,1
4bsr_A_,12,24,1,1
4bsr_A_,14,22,1,1
4bsr_A_,16,17,1,1
4bsr_A_,16,20,1,1
4bsr_A_,16,22,1,1
4bsr_A_,17,20,1,1
4bsr_A_,21,40,1,1
4bsr_A_,21,42,1,1
4bsr_A_,23,43,1,1
4bsr_A_,23,45,1,1
4bsr_A_,24,26,1,1
4bsr_A_,25,45,1,1
4bsr_A_,26,45,1,1
4bsr_A_,27,47,1,1
4bsr_A_,30,49,1,1
4bsr_A_,38,39,1,1
4bsr_A_,38,41,1,1
4bsr_A_,42,66,1,1
4bsr_A_,44,67,1,1
4bsr_A_,44,69,1,1
4bsr_A_,45,47,1,1
4bsr_A_,46,69,1,1
4bsr_A_,46,73,1,1
4bsr_A_,48,71,1,1
4bsr_A_,60,61,1,1
4bsr_A_,61,63,1,1
4bsr_A_,62,65,1,1
4bsr_A_,63,88,1,1
4bsr_A_,66,90,1,1
4bsr_A_,66,91,1,1
4bsr_A_,67,69,1,1
4bsr_A_,68,91,1,1
4bsr_A_,68,93,1,1
4bsr_A_,70,93,1,1
4bsr_A_,70,97,1,1
4bsr_A_,72,95,1,1
4bsr_A_,73,98,1,1
4bsr_A_,79,82,1,1
4bsr_A_,81,84,1,1
4bsr_A_,87,112,1,1
4bsr_A_,89,112,1,1
4bsr_A_,90,114,1,1
4bsr_A_,90,115,1,1
4bsr_A_,92,115,1,1
4bsr_A_,92,117,1,1
4bsr_A_,94,117,1,1
4bsr_A_,94,121,1,1
4bsr_A_,96,119,1,1
4bsr_A_,97,121,1,1
4bsr_A_,99,122,1,1
4bsr_A_,100,124,1,1
4bsr_A_,105,108,1,1
4bsr_A_,108,129,1,1
4bsr_A_,109,132,1,1
4bsr_A_,110,113,1,1
4bsr_A_,111,136,1,1
4bsr_A_,114,138,1,1
4bsr_A_,114,139,1,1
4bsr_A_,116,139,1,1
4bsr_A_,116,141,1,1
4bsr_A_,118,141,1,1
4bsr_A_,118,145,1,1
4bsr_A_,120,143,1,1
4bsr_A_,121,145,1,1
4bsr_A_,123,146,1,1
4bsr_A_,127,130,1,1
4bsr_A_,129,132,1,1
4bsr_A_,138,160,1,1
4bsr_A_,138,162,1,1
4bsr_A_,138,163,1,1
4bsr_A_,140,163,1,1
4bsr_A_,140,165,1,1
4bsr_A_,142,165,1,1
4bsr_A_,142,169,1,1
4bsr_A_,144,167,1,1
4bsr_A_,147,169,1,1
4bsr_A_,147,170,1,1
4bsr_A_,150,152,1,1
4bsr_A_,151,155,1,1
4bsr_A_,153,156,1,1
4bsr_A_,155,158,1,1
4bsr_A_,156,181,1,1
4bsr_A_,157,159,1,1
4bsr_A_,159,184,1,1
4bsr_A_,162,186,1,1
4bsr_A_,162,187,1,1
4bsr_A_,164,187,1,1
4bsr_A_,164,189,1,1
4bsr_A_,166,169,1,1
4bsr_A_,166,189,1,1
4bsr_A_,166,193,1,1
4bsr_A_,168,191,1,1
4bsr_A_,169,193,1,1
4bsr_A_,171,193,1,1
4bsr_A_,171,194,1,1
4bsr_A_,172,196,1,1
4bsr_A_,172,197,1,1
4bsr_A_,173,197,1,1
4bsr_A_,174,197,1,1
4bsr_A_,174,199,1,1
4bsr_A_,176,201,1,1
4bsr_A_,177,201,1,1
4bsr_A_,179,182,1,1
4bsr_A_,181,183,1,1
4bsr_A_,183,208,1,1
4bsr_A_,186,210,1,1
4bsr_A_,186,211,1,1
4bsr_A_,188,211,1,1
4bsr_A_,188,213,1,1
4bsr_A_,190,193,1,1
4bsr_A_,190,213,1,1
4bsr_A_,190,217,1,1
4bsr_A_,191,192,1,1
4bsr_A_,192,215,1,1
4bsr_A_,195,217,1,1
4bsr_A_,195,218,1,1
4bsr_A_,199,202,1,1
4bsr_A_,204,228,1,1
4bsr_A_,207,231,1,1
4bsr_A_,210,233,1,1
4bsr_A_,210,234,1,1
4bsr_A_,212,234,1,1
4bsr_A_,212,236,1,1
4bsr_A_,213,215,1,1
4bsr_A_,214,217,1,1
4bsr_A_,214,236,1,1
4bsr_A_,214,240,1,1
4bsr_A_,215,238,1,1
4bsr_A_,216,238,1,1
4bsr_A_,219,240,1,1
4bsr_A_,219,241,1,1
4bsr_A_,223,226,1,1
4bsr_A_,224,227,1,1
4bsr_A_,225,228,1,1
4bsr_A_,226,229,1,1
4bsr_A_,226,253,1,1
4bsr_A_,228,230,1,1
4bsr_A_,229,232,1,1
4bsr_A_,229,253,1,1
4bsr_A_,233,257,1,1
4bsr_A_,233,258,1,1
4bsr_A_,234,258,1,1
4bsr_A_,235,258,1,1
4bsr_A_,235,260,1,1
4bsr_A_,237,260,1,1
4bsr_A_,237,264,1,1
4bsr_A_,238,239,1,1
4bsr_A_,238,240,1,1
4bsr_A_,239,262,1,1
4bsr_A_,242,264,1,1
4bsr_A_,243,267,1,1
4bsr_A_,245,268,1,1
4bsr_A_,245,270,1,1
4bsr_A_,247,271,1,1
4bsr_A_,247,272,1,1
4bsr_A_,250,253,1,1
4bsr_A_,254,255,1,1
4bsr_A_,261,264,1,1
4bsr_A_,262,264,1,1
4bsr_A_,264,266,1,1
4bsr_A_,267,289,1,1
4bsr_A_,267,290,1,1
4bsr_A_,270,273,1,1
4bsr_A_,271,296,1,1
4bsr_A_,272,275,1,1
4bsr_A_,276,298,1,1
4bsr_A_,277,280,1,1
4bsr_A_,278,302,1,1
4bsr_A_,281,304,1,1
4bsr_A_,281,305,1,1
4bsr_A_,283,305,1,1
4bsr_A_,283,307,1,1
4bsr_A_,285,307,1,1
4bsr_A_,285,309,1,1
4bsr_A_,286,309,1,1
4bsr_A_,287,309,1,1
4bsr_A_,288,291,1,1
4bsr_A_,291,312,1,1
4bsr_A_,296,298,1,1
4bsr_A_,296,323,1,1
4bsr_A_,297,300,1,1
4bsr_A_,297,323,1,1
4bsr_A_,302,326,1,1
4bsr_A_,304,328,1,1
4bsr_A_,304,329,1,1
4bsr_A_,306,329,1,1
4bsr_A_,306,331,1,1
4bsr_A_,308,331,1,1
4bsr_A_,308,335,1,1
4bsr_A_,311,335,1,1
4bsr_A_,313,336,1,1
4bsr_A_,317,320,1,1
4bsr_A_,320,323,1,1
4bsr_A_,321,324,1,1
4bsr_A_,324,346,1,1
4bsr_A_,326,348,1,1
4bsr_A_,328,350,1,1
4bsr_A_,328,351,1,1
4bsr_A_,330,351,1,1
4bsr_A_,330,353,1,1
4bsr_A_,331,333,1,1
4bsr_A_,332,335,1,1
4bsr_A_,332,353,1,1
4bsr_A_,332,357,1,1
4bsr_A_,333,353,1,1
4bsr_A_,334,355,1,1
4bsr_A_,337,357,1,1
4bsr_A_,339,360,1,1
4bsr_A_,341,366,1,1
4bsr_A_,342,344,1,1
4bsr_A_,344,365,1,1
4bsr_A_,344,368,1,1
4bsr_A_,350,374,1,1
4bsr_A_,350,375,1,1
4bsr_A_,352,375,1,1
4bsr_A_,352,377,1,1
4bsr_A_,354,357,1,1
4bsr_A_,354,377,1,1
4bsr_A_,354,381,1,1
4bsr_A_,356,379,1,1
4bsr_A_,357,381,1,1
4bsr_A_,359,382,1,1
4bsr_A_,360,384,1,1
4bsr_A_,361,363,1,1
4bsr_A_,362,385,1,1
4bsr_A_,362,387,1,1
4bsr_A_,364,368,1,1
4bsr_A_,365,368,1,1
4bsr_A_,368,392,1,1
4bsr_A_,368,393,1,1
4bsr_A_,369,393,1,1
4bsr_A_,370,373,1,1
4bsr_A_,374,398,1,1
4bsr_A_,374,399,1,1
4bsr_A_,376,399,1,1
4bsr_A_,376,401,1,1
4bsr_A_,377,379,1,1
4bsr_A_,378,381,1,1
4bsr_A_,378,401,1,1
4bsr_A_,378,405,1,1
4bsr_A_,380,403,1,1
4bsr_A_,381,405,1,1
4bsr_A_,387,389,1,1
4bsr_A_,387,390,1,1
4bsr_A_,389,392,1,1
4bsr_A_,394,397,1,1
4bsr_A_,398,419,1,1
4bsr_A_,398,420,1,1
4bsr_A_,400,420,1,1
4bsr_A_,400,422,1,1
4bsr_A_,401,403,1,1
4bsr_A_,402,422,1,1
4bsr_A_,402,426,1,1
4bsr_A_,403,424,1,1
4bsr_A_,404,424,1,1
4bsr_A_,405,426,1,1
4bsr_A_,407,426,1,1
4bsr_A_,419,442,1,1
4bsr_A_,419,443,1,1
4bsr_A_,421,443,1,1
4bsr_A_,421,445,1,1
4bsr_A_,423,426,1,1
4bsr_A_,423,445,1,1
4bsr_A_,426,429,1,1
4bsr_A_,427,448,1,1
4bsr_A_,429,451,1,1
4bsr_A_,430,450,1,1
4bsr_A_,431,451,1,1
4bsr_A_,442,480,1,1
4bsr_A_,444,480,1,1
4bsr_A_,444,482,1,1
4bsr_A_,445,482,1,1
4bsr_A_,446,482,1,1
4bsr_A_,448,451,1,1
4bsr_A_,449,453,1,1
4bsr_A_,452,455,1,1
4bsr_A_,453,456,1,1
4bsr_A_,453,458,1,1
4bsr_A_,462,465,1,1
4bsr_A_,463,467,1,1
4bsr_A_,464,468,1,1
4bsr_A_,465,469,1,1
4bsr_A_,466,470,1,1
4bsr_A_,467,471,1,1
4bsr_A_,470,473,1,1