pair,contact1,contact2,flow1,flow2
1lvl_A_,1,2,1,1
1lvl_A_,4,134,1,1
1lvl_A_,6,134,1,1
1lvl_A_,7,30,1,1
1lvl_A_,7,136,1,1
1lvl_A_,7,137,1,1
1lvl_A_,8,30,1,1
1lvl_A_,8,32,1,1
1lvl_A_,9,137,1,1
1lvl_A_,9,139,1,1
1lvl_A_,10,32,1,1
1lvl_A_,10,34,1,1
1lvl_A_,11,139,1,1
1lvl_A_,11,141,1,1
1lvl_A_,12,34,1,1
1lvl_A_,13,35,1,1
1lvl_A_,13,40,1,1
1lvl_A_,14,18,1,1
1lvl_A_,16,20,1,1
1lvl_A_,17,21,1,1
1lvl_A_,18,22,1,1
1lvl_A_,19,23,1,1
1lvl_A_,20,24,1,1
1lvl_A_,21,25,1,1
1lvl_A_,22,26,1,1
1lvl_A_,23,26,1,1
1lvl_A_,23,27,1,1
1lvl_A_,24,29,1,1
1lvl_A_,25,28,1,1
1lvl_A_,29,31,1,1
1lvl_A_,31,112,1,1
1lvl_A_,33,112,1,1
1lvl_A_,33,114,1,1
1lvl_A_,35,37,1,1
1lvl_A_,35,38,1,1
1lvl_A_,35,114,1,1
1lvl_A_,39,45,1,1
1lvl_A_,41,45,1,1
1lvl_A_,42,46,1,1
1lvl_A_,43,49,1,1
1lvl_A_,47,51,1,1
1lvl_A_,48,51,1,1
1lvl_A_,48,52,1,1
1lvl_A_,49,53,1,1
1lvl_A_,50,54,1,1
1lvl_A_,51,52,1,1
1lvl_A_,51,55,1,1
1lvl_A_,52,56,1,1
1lvl_A_,52,185,1,1
1lvl_A_,53,57,1,1
1lvl_A_,54,58,1,1
1lvl_A_,55,59,1,1
1lvl_A_,56,60,1,1
1lvl_A_,57,61,1,1
1lvl_A_,58,61,1,1
1lvl_A_,58,62,1,1
1lvl_A_,59,63,1,1
1lvl_A_,59,192,1,1
1lvl_A_,60,64,1,1
1lvl_A_,61,65,1,1
1lvl_A_,62,66,1,1
1lvl_A_,65,68,1,1
1lvl_A_,66,69,1,1
1lvl_A_,66,383,1,1
1lvl_A_,67,77,1,1
1lvl_A_,71,74,1,1
1lvl_A_,84,88,1,1
1lvl_A_,85,89,1,1
1lvl_A_,86,90,1,1
1lvl_A_,87,91,1,1
1lvl_A_,88,92,1,1
1lvl_A_,89,93,1,1
1lvl_A_,90,94,1,1
1lvl_A_,91,92,1,1
1lvl_A_,91,95,1,1
1lvl_A_,91,165,1,1
1lvl_A_,92,96,1,1
1lvl_A_,93,97,1,1
1lvl_A_,94,98,1,1
1lvl_A_,95,98,1,1
1lvl_A_,95,99,1,1
1lvl_A_,96,99,1,1
1lvl_A_,96,100,1,1
1lvl_A_,97,101,1,1
1lvl_A_,98,102,1,1
1lvl_A_,99,102,1,1
1lvl_A_,99,103,1,1
1lvl_A_,100,104,1,1
1lvl_A_,101,105,1,1
1lvl_A_,102,106,1,1
1lvl_A_,103,106,1,1
1lvl_A_,103,107,1,1
1lvl_A_,104,108,1,1
1lvl_A_,105,109,1,1
1lvl_A_,106,111,1,1
1lvl_A_,107,110,1,1
1lvl_A_,119,127,1,1
1lvl_A_,120,274,1,1
1lvl_A_,121,125,1,1
1lvl_A_,122,124,1,1
1lvl_A_,122,125,1,1
1lvl_A_,124,135,1,1
1lvl_A_,126,133,1,1
1lvl_A_,128,131,1,1
1lvl_A_,135,137,1,1
1lvl_A_,138,299,1,1
1lvl_A_,138,301,1,1
1lvl_A_,140,301,1,1
1lvl_A_,140,303,1,1
1lvl_A_,142,269,1,1
1lvl_A_,143,269,1,1
1lvl_A_,144,267,1,1
1lvl_A_,145,267,1,1
1lvl_A_,147,265,1,1
1lvl_A_,148,154,1,1
1lvl_A_,149,152,1,1
1lvl_A_,155,158,1,1
1lvl_A_,157,260,1,1
1lvl_A_,159,260,1,1
1lvl_A_,160,163,1,1
1lvl_A_,160,164,1,1
1lvl_A_,161,165,1,1
1lvl_A_,163,166,1,1
1lvl_A_,164,190,1,1
1lvl_A_,169,259,1,1
1lvl_A_,172,196,1,1
1lvl_A_,173,198,1,1
1lvl_A_,173,258,1,1
1lvl_A_,174,196,1,1
1lvl_A_,174,198,1,1
1lvl_A_,175,259,1,1
1lvl_A_,175,261,1,1
1lvl_A_,176,198,1,1
1lvl_A_,176,200,1,1
1lvl_A_,177,261,1,1
1lvl_A_,177,263,1,1
1lvl_A_,178,200,1,1
1lvl_A_,179,201,1,1
1lvl_A_,179,207,1,1
1lvl_A_,180,184,1,1
1lvl_A_,181,185,1,1
1lvl_A_,182,186,1,1
1lvl_A_,183,187,1,1
1lvl_A_,184,188,1,1
1lvl_A_,185,189,1,1
1lvl_A_,185,344,1,1
1lvl_A_,186,190,1,1
1lvl_A_,187,191,1,1
1lvl_A_,188,192,1,1
1lvl_A_,189,193,1,1
1lvl_A_,190,194,1,1
1lvl_A_,190,195,1,1
1lvl_A_,191,194,1,1
1lvl_A_,192,346,1,1
1lvl_A_,196,226,1,1
1lvl_A_,199,228,1,1
1lvl_A_,199,230,1,1
1lvl_A_,201,230,1,1
1lvl_A_,203,232,1,1
1lvl_A_,205,210,1,1
1lvl_A_,207,210,1,1
1lvl_A_,210,215,1,1
1lvl_A_,211,214,1,1
1lvl_A_,211,215,1,1
1lvl_A_,212,216,1,1
1lvl_A_,215,219,1,1
1lvl_A_,216,220,1,1
1lvl_A_,217,221,1,1
1lvl_A_,218,221,1,1
1lvl_A_,218,222,1,1
1lvl_A_,219,223,1,1
1lvl_A_,220,224,1,1
1lvl_A_,221,225,1,1
1lvl_A_,221,346,1,1
1lvl_A_,222,226,1,1
1lvl_A_,222,227,1,1
1lvl_A_,223,226,1,1
1lvl_A_,231,233,1,1
1lvl_A_,234,246,1,1
1lvl_A_,236,244,1,1
1lvl_A_,237,244,1,1
1lvl_A_,238,257,1,1
1lvl_A_,239,242,1,1
1lvl_A_,242,243,1,1
1lvl_A_,242,255,1,1
1lvl_A_,242,256,1,1
1lvl_A_,243,255,1,1
1lvl_A_,245,253,1,1
1lvl_A_,246,251,1,1
1lvl_A_,247,249,1,1
1lvl_A_,273,275,1,1
1lvl_A_,274,277,1,1
1lvl_A_,275,278,1,1
1lvl_A_,278,280,1,1
1lvl_A_,279,296,1,1
1lvl_A_,281,288,1,1
1lvl_A_,281,296,1,1
1lvl_A_,283,286,1,1
1lvl_A_,287,306,1,1
1lvl_A_,290,293,1,1
1lvl_A_,290,294,1,1
1lvl_A_,291,334,1,1
1lvl_A_,292,294,1,1
1lvl_A_,293,302,1,1
1lvl_A_,294,298,1,1
1lvl_A_,295,297,1,1
1lvl_A_,295,300,1,1
1lvl_A_,297,300,1,1
1lvl_A_,298,300,1,1
1lvl_A_,304,307,1,1
1lvl_A_,304,315,1,1
1lvl_A_,304,319,1,1
1lvl_A_,305,308,1,1
1lvl_A_,310,312,1,1
1lvl_A_,310,315,1,1
1lvl_A_,312,315,1,1
1lvl_A_,312,316,1,1
1lvl_A_,313,317,1,1
1lvl_A_,314,318,1,1
1lvl_A_,314,340,1,1
1lvl_A_,315,319,1,1
1lvl_A_,316,319,1,1
1lvl_A_,316,320,1,1
1lvl_A_,317,321,1,1
1lvl_A_,319,323,1,1
1lvl_A_,320,324,1,1
1lvl_A_,321,325,1,1
1lvl_A_,322,326,1,1
1lvl_A_,323,327,1,1
1lvl_A_,324,328,1,1
1lvl_A_,325,330,1,1
1lvl_A_,325,332,1,1
1lvl_A_,326,329,1,1
1lvl_A_,337,422,1,1
1lvl_A_,341,351,1,1
1lvl_A_,343,345,1,1
1lvl_A_,343,349,1,1
1lvl_A_,345,347,1,1
1lvl_A_,348,407,1,1
1lvl_A_,348,411,1,1
1lvl_A_,350,405,1,1
1lvl_A_,352,403,1,1
1lvl_A_,354,401,1,1
1lvl_A_,354,404,1,1
1lvl_A_,355,358,1,1
1lvl_A_,355,359,1,1
1lvl_A_,356,360,1,1
1lvl_A_,357,361,1,1
1lvl_A_,358,362,1,1
1lvl_A_,359,364,1,1
1lvl_A_,360,363,1,1
1lvl_A_,365,395,1,1
1lvl_A_,367,393,1,1
1lvl_A_,369,391,1,1
1lvl_A_,370,450,1,1
1lvl_A_,371,389,1,1
1lvl_A_,373,376,1,1
1lvl_A_,373,387,1,1
1lvl_A_,376,380,1,1
1lvl_A_,377,381,1,1
1lvl_A_,378,381,1,1
1lvl_A_,378,382,1,1
1lvl_A_,379,382,1,1
1lvl_A_,379,384,1,1
1lvl_A_,380,383,1,1
1lvl_A_,383,385,1,1
1lvl_A_,384,386,1,1
1lvl_A_,385,408,1,1
1lvl_A_,388,406,1,1
1lvl_A_,390,404,1,1
1lvl_A_,392,401,1,1
1lvl_A_,392,402,1,1
1lvl_A_,394,397,1,1
1lvl_A_,394,398,1,1
1lvl_A_,394,399,1,1
1lvl_A_,397,399,1,1
1lvl_A_,397,426,1,1
1lvl_A_,398,427,1,1
1lvl_A_,400,425,1,1
1lvl_A_,410,413,1,1
1lvl_A_,411,414,1,1
1lvl_A_,413,417,1,1
1lvl_A_,414,418,1,1
1lvl_A_,415,419,1,1
1lvl_A_,416,420,1,1
1lvl_A_,417,420,1,1
1lvl_A_,417,421,1,1
1lvl_A_,418,422,1,1
1lvl_A_,419,423,1,1
1lvl_A_,420,424,1,1
1lvl_A_,420,425,1,1
1lvl_A_,421,424,1,1
1lvl_A_,426,429,1,1
1lvl_A_,427,431,1,1
1lvl_A_,428,432,1,1
1lvl_A_,429,433,1,1
1lvl_A_,431,445,1,1
1lvl_A_,433,435,1,1
1lvl_A_,436,439,1,1
1lvl_A_,437,442,1,1
1lvl_A_,439,442,1,1
1lvl_A_,440,443,1,1
1lvl_A_,441,444,1,1
1lvl_A_,441,445,1,1
1lvl_A_,442,446,1,1
1lvl_A_,443,447,1,1
1lvl_A_,444,448,1,1
1lvl_A_,446,449,1,1
1lvl_A_,446,450,1,1
1lvl_A_,446,456,1,1
1lvl_A_,446,457,1,1
1lvl_A_,447,451,1,1
1lvl_A_,449,454,1,1
1lvl_A_,450,453,1,1