pair,contact1,contact2,flow1,flow2 7dsn_A_,1,4,1,1 7dsn_A_,1,5,1,1 7dsn_A_,6,7,1,1 7dsn_A_,6,9,1,1 7dsn_A_,6,10,1,1 7dsn_A_,7,11,1,1 7dsn_A_,8,12,1,1 7dsn_A_,9,13,1,1 7dsn_A_,10,14,1,1 7dsn_A_,13,15,1,1 7dsn_A_,16,20,1,1 7dsn_A_,18,22,1,1 7dsn_A_,20,24,1,1 7dsn_A_,21,25,1,1 7dsn_A_,22,26,1,1 7dsn_A_,23,27,1,1 7dsn_A_,24,28,1,1 7dsn_A_,25,29,1,1 7dsn_A_,26,30,1,1 7dsn_A_,27,31,1,1 7dsn_A_,28,32,1,1 7dsn_A_,29,33,1,1 7dsn_A_,30,34,1,1 7dsn_A_,31,35,1,1 7dsn_A_,32,36,1,1 7dsn_A_,33,37,1,1 7dsn_A_,34,38,1,1 7dsn_A_,36,40,1,1 7dsn_A_,37,41,1,1 7dsn_A_,38,42,1,1 7dsn_A_,39,43,1,1 7dsn_A_,40,44,1,1 7dsn_A_,41,45,1,1 7dsn_A_,42,46,1,1 7dsn_A_,45,48,1,1 7dsn_A_,52,399,1,1 7dsn_A_,57,378,1,1 7dsn_A_,59,62,1,1 7dsn_A_,59,214,1,1 7dsn_A_,60,304,1,1 7dsn_A_,61,371,1,1 7dsn_A_,64,98,1,1 7dsn_A_,65,305,1,1 7dsn_A_,65,307,1,1 7dsn_A_,66,101,1,1 7dsn_A_,66,312,1,1 7dsn_A_,67,277,1,1 7dsn_A_,67,307,1,1 7dsn_A_,68,101,1,1 7dsn_A_,70,72,1,1 7dsn_A_,72,76,1,1 7dsn_A_,73,330,1,1 7dsn_A_,74,332,1,1 7dsn_A_,77,79,1,1 7dsn_A_,81,84,1,1 7dsn_A_,82,125,1,1 7dsn_A_,84,87,1,1 7dsn_A_,85,88,1,1 7dsn_A_,88,92,1,1 7dsn_A_,89,93,1,1 7dsn_A_,90,94,1,1 7dsn_A_,91,95,1,1 7dsn_A_,91,312,1,1 7dsn_A_,94,365,1,1 7dsn_A_,95,368,1,1 7dsn_A_,98,144,1,1 7dsn_A_,100,146,1,1 7dsn_A_,102,146,1,1 7dsn_A_,102,148,1,1 7dsn_A_,105,122,1,1 7dsn_A_,106,151,1,1 7dsn_A_,106,153,1,1 7dsn_A_,107,117,1,1 7dsn_A_,107,120,1,1 7dsn_A_,108,116,1,1 7dsn_A_,108,152,1,1 7dsn_A_,109,115,1,1 7dsn_A_,111,152,1,1 7dsn_A_,112,114,1,1 7dsn_A_,112,116,1,1 7dsn_A_,113,116,1,1 7dsn_A_,113,170,1,1 7dsn_A_,116,170,1,1 7dsn_A_,118,178,1,1 7dsn_A_,122,124,1,1 7dsn_A_,122,125,1,1 7dsn_A_,127,129,1,1 7dsn_A_,127,130,1,1 7dsn_A_,127,131,1,1 7dsn_A_,128,132,1,1 7dsn_A_,129,133,1,1 7dsn_A_,130,134,1,1 7dsn_A_,131,135,1,1 7dsn_A_,132,136,1,1 7dsn_A_,133,137,1,1 7dsn_A_,134,138,1,1 7dsn_A_,135,139,1,1 7dsn_A_,136,140,1,1 7dsn_A_,138,141,1,1 7dsn_A_,138,143,1,1 7dsn_A_,145,184,1,1 7dsn_A_,147,185,1,1 7dsn_A_,147,187,1,1 7dsn_A_,148,150,1,1 7dsn_A_,148,189,1,1 7dsn_A_,149,187,1,1 7dsn_A_,150,189,1,1 7dsn_A_,152,157,1,1 7dsn_A_,152,158,1,1 7dsn_A_,157,160,1,1 7dsn_A_,159,189,1,1 7dsn_A_,162,163,1,1 7dsn_A_,165,168,1,1 7dsn_A_,165,169,1,1 7dsn_A_,166,169,1,1 7dsn_A_,166,170,1,1 7dsn_A_,168,171,1,1 7dsn_A_,168,172,1,1 7dsn_A_,169,173,1,1 7dsn_A_,171,174,1,1 7dsn_A_,171,175,1,1 7dsn_A_,174,178,1,1 7dsn_A_,175,179,1,1 7dsn_A_,178,183,1,1 7dsn_A_,184,216,1,1 7dsn_A_,186,216,1,1 7dsn_A_,186,218,1,1 7dsn_A_,188,218,1,1 7dsn_A_,188,220,1,1 7dsn_A_,190,193,1,1 7dsn_A_,190,278,1,1 7dsn_A_,191,220,1,1 7dsn_A_,196,200,1,1 7dsn_A_,197,201,1,1 7dsn_A_,200,204,1,1 7dsn_A_,201,205,1,1 7dsn_A_,202,206,1,1 7dsn_A_,203,207,1,1 7dsn_A_,204,208,1,1 7dsn_A_,205,209,1,1 7dsn_A_,206,210,1,1 7dsn_A_,208,211,1,1 7dsn_A_,209,215,1,1 7dsn_A_,212,214,1,1 7dsn_A_,219,240,1,1 7dsn_A_,219,242,1,1 7dsn_A_,221,242,1,1 7dsn_A_,223,244,1,1 7dsn_A_,224,244,1,1 7dsn_A_,224,248,1,1 7dsn_A_,225,229,1,1 7dsn_A_,226,230,1,1 7dsn_A_,227,231,1,1 7dsn_A_,229,232,1,1 7dsn_A_,243,245,1,1 7dsn_A_,244,247,1,1 7dsn_A_,245,259,1,1 7dsn_A_,247,276,1,1 7dsn_A_,249,251,1,1 7dsn_A_,252,254,1,1 7dsn_A_,252,256,1,1 7dsn_A_,253,257,1,1 7dsn_A_,254,258,1,1 7dsn_A_,255,259,1,1 7dsn_A_,256,260,1,1 7dsn_A_,257,261,1,1 7dsn_A_,257,385,1,1 7dsn_A_,258,261,1,1 7dsn_A_,258,262,1,1 7dsn_A_,259,263,1,1 7dsn_A_,260,264,1,1 7dsn_A_,261,265,1,1 7dsn_A_,262,266,1,1 7dsn_A_,263,267,1,1 7dsn_A_,264,269,1,1 7dsn_A_,267,270,1,1 7dsn_A_,271,304,1,1 7dsn_A_,272,302,1,1 7dsn_A_,272,304,1,1 7dsn_A_,274,304,1,1 7dsn_A_,274,306,1,1 7dsn_A_,275,277,1,1 7dsn_A_,275,306,1,1 7dsn_A_,277,279,1,1 7dsn_A_,277,280,1,1 7dsn_A_,280,308,1,1 7dsn_A_,282,285,1,1 7dsn_A_,282,286,1,1 7dsn_A_,282,311,1,1 7dsn_A_,283,315,1,1 7dsn_A_,287,290,1,1 7dsn_A_,290,294,1,1 7dsn_A_,291,295,1,1 7dsn_A_,292,296,1,1 7dsn_A_,294,298,1,1 7dsn_A_,296,300,1,1 7dsn_A_,297,300,1,1 7dsn_A_,300,394,1,1 7dsn_A_,300,396,1,1 7dsn_A_,301,303,1,1 7dsn_A_,303,371,1,1 7dsn_A_,308,311,1,1 7dsn_A_,309,328,1,1 7dsn_A_,310,315,1,1 7dsn_A_,316,318,1,1 7dsn_A_,324,327,1,1 7dsn_A_,331,350,1,1 7dsn_A_,332,350,1,1 7dsn_A_,332,351,1,1 7dsn_A_,333,335,1,1 7dsn_A_,333,336,1,1 7dsn_A_,334,351,1,1 7dsn_A_,340,343,1,1 7dsn_A_,346,349,1,1 7dsn_A_,347,353,1,1 7dsn_A_,349,352,1,1 7dsn_A_,350,353,1,1 7dsn_A_,350,354,1,1 7dsn_A_,356,358,1,1 7dsn_A_,356,362,1,1 7dsn_A_,359,360,1,1 7dsn_A_,360,363,1,1 7dsn_A_,360,364,1,1 7dsn_A_,361,365,1,1 7dsn_A_,363,367,1,1 7dsn_A_,364,368,1,1 7dsn_A_,365,369,1,1 7dsn_A_,366,370,1,1 7dsn_A_,366,446,1,1 7dsn_A_,367,371,1,1 7dsn_A_,368,372,1,1 7dsn_A_,369,373,1,1 7dsn_A_,370,374,1,1 7dsn_A_,374,377,1,1 7dsn_A_,374,378,1,1 7dsn_A_,375,379,1,1 7dsn_A_,376,402,1,1 7dsn_A_,381,397,1,1 7dsn_A_,383,395,1,1 7dsn_A_,383,397,1,1 7dsn_A_,385,393,1,1 7dsn_A_,388,391,1,1 7dsn_A_,390,410,1,1 7dsn_A_,392,408,1,1 7dsn_A_,394,406,1,1 7dsn_A_,396,404,1,1 7dsn_A_,399,403,1,1 7dsn_A_,401,403,1,1 7dsn_A_,403,427,1,1 7dsn_A_,403,467,1,1 7dsn_A_,405,465,1,1 7dsn_A_,407,463,1,1 7dsn_A_,409,411,1,1 7dsn_A_,409,458,1,1 7dsn_A_,409,461,1,1 7dsn_A_,415,457,1,1 7dsn_A_,417,455,1,1 7dsn_A_,418,420,1,1 7dsn_A_,425,428,1,1 7dsn_A_,434,450,1,1 7dsn_A_,435,466,1,1 7dsn_A_,437,464,1,1 7dsn_A_,439,441,1,1 7dsn_A_,439,461,1,1 7dsn_A_,440,462,1,1 7dsn_A_,441,459,1,1 7dsn_A_,444,456,1,1 7dsn_A_,444,458,1,1 7dsn_A_,451,454,1,1 7dsn_A_,458,461,1,1