pair,contact1,contact2,flow1,flow2 6ret_T_,16,17,1,1 6ret_T_,16,18,1,1 6ret_T_,18,22,1,1 6ret_T_,19,23,1,1 6ret_T_,20,24,1,1 6ret_T_,21,25,1,1 6ret_T_,23,26,1,1 6ret_T_,27,31,1,1 6ret_T_,28,31,1,1 6ret_T_,28,32,1,1 6ret_T_,31,34,1,1 6ret_T_,31,35,1,1 6ret_T_,34,37,1,1 6ret_T_,45,61,1,1 6ret_T_,46,105,1,1 6ret_T_,47,59,1,1 6ret_T_,48,102,1,1 6ret_T_,48,103,1,1 6ret_T_,49,57,1,1 6ret_T_,50,57,1,1 6ret_T_,52,55,1,1 6ret_T_,56,90,1,1 6ret_T_,58,88,1,1 6ret_T_,65,68,1,1 6ret_T_,67,80,1,1 6ret_T_,68,80,1,1 6ret_T_,68,108,1,1 6ret_T_,68,110,1,1 6ret_T_,69,108,1,1 6ret_T_,69,110,1,1 6ret_T_,70,78,1,1 6ret_T_,71,72,1,1 6ret_T_,71,106,1,1 6ret_T_,72,76,1,1 6ret_T_,73,104,1,1 6ret_T_,73,106,1,1 6ret_T_,79,91,1,1 6ret_T_,82,89,1,1 6ret_T_,84,87,1,1 6ret_T_,86,87,1,1 6ret_T_,95,97,1,1 6ret_T_,100,103,1,1 6ret_T_,112,146,1,1 6ret_T_,114,144,1,1 6ret_T_,116,142,1,1 6ret_T_,117,120,1,1 6ret_T_,118,121,1,1 6ret_T_,119,140,1,1 6ret_T_,120,123,1,1 6ret_T_,122,246,1,1 6ret_T_,123,133,1,1 6ret_T_,123,136,1,1 6ret_T_,123,137,1,1 6ret_T_,123,248,1,1 6ret_T_,124,132,1,1 6ret_T_,125,126,1,1 6ret_T_,125,250,1,1 6ret_T_,126,129,1,1 6ret_T_,126,130,1,1 6ret_T_,127,266,1,1 6ret_T_,133,135,1,1 6ret_T_,146,325,1,1 6ret_T_,151,156,1,1 6ret_T_,153,156,1,1 6ret_T_,155,330,1,1 6ret_T_,157,328,1,1 6ret_T_,161,178,1,1 6ret_T_,163,176,1,1 6ret_T_,164,203,1,1 6ret_T_,165,167,1,1 6ret_T_,165,171,1,1 6ret_T_,167,170,1,1 6ret_T_,167,171,1,1 6ret_T_,168,172,1,1 6ret_T_,168,446,1,1 6ret_T_,168,447,1,1 6ret_T_,173,408,1,1 6ret_T_,175,389,1,1 6ret_T_,177,180,1,1 6ret_T_,180,339,1,1 6ret_T_,180,340,1,1 6ret_T_,181,323,1,1 6ret_T_,181,324,1,1 6ret_T_,181,364,1,1 6ret_T_,182,340,1,1 6ret_T_,183,367,1,1 6ret_T_,184,342,1,1 6ret_T_,185,369,1,1 6ret_T_,186,344,1,1 6ret_T_,186,346,1,1 6ret_T_,187,192,1,1 6ret_T_,187,369,1,1 6ret_T_,190,369,1,1 6ret_T_,190,370,1,1 6ret_T_,191,195,1,1 6ret_T_,192,196,1,1 6ret_T_,193,197,1,1 6ret_T_,193,286,1,1 6ret_T_,194,198,1,1 6ret_T_,196,200,1,1 6ret_T_,197,201,1,1 6ret_T_,198,202,1,1 6ret_T_,199,203,1,1 6ret_T_,200,203,1,1 6ret_T_,200,204,1,1 6ret_T_,201,205,1,1 6ret_T_,203,206,1,1 6ret_T_,203,207,1,1 6ret_T_,204,205,1,1 6ret_T_,204,240,1,1 6ret_T_,206,209,1,1 6ret_T_,207,215,1,1 6ret_T_,207,216,1,1 6ret_T_,210,215,1,1 6ret_T_,217,280,1,1 6ret_T_,217,282,1,1 6ret_T_,218,245,1,1 6ret_T_,218,247,1,1 6ret_T_,219,282,1,1 6ret_T_,219,284,1,1 6ret_T_,220,225,1,1 6ret_T_,221,284,1,1 6ret_T_,221,286,1,1 6ret_T_,222,249,1,1 6ret_T_,224,251,1,1 6ret_T_,225,253,1,1 6ret_T_,228,232,1,1 6ret_T_,229,233,1,1 6ret_T_,230,234,1,1 6ret_T_,231,235,1,1 6ret_T_,232,236,1,1 6ret_T_,233,237,1,1 6ret_T_,234,238,1,1 6ret_T_,235,238,1,1 6ret_T_,235,239,1,1 6ret_T_,236,240,1,1 6ret_T_,237,243,1,1 6ret_T_,241,244,1,1 6ret_T_,242,245,1,1 6ret_T_,242,246,1,1 6ret_T_,252,254,1,1 6ret_T_,252,255,1,1 6ret_T_,255,260,1,1 6ret_T_,256,260,1,1 6ret_T_,257,261,1,1 6ret_T_,258,262,1,1 6ret_T_,259,263,1,1 6ret_T_,261,291,1,1 6ret_T_,262,266,1,1 6ret_T_,263,266,1,1 6ret_T_,263,267,1,1 6ret_T_,264,268,1,1 6ret_T_,265,269,1,1 6ret_T_,265,318,1,1 6ret_T_,266,270,1,1 6ret_T_,267,271,1,1 6ret_T_,268,285,1,1 6ret_T_,270,273,1,1 6ret_T_,272,275,1,1 6ret_T_,272,276,1,1 6ret_T_,273,277,1,1 6ret_T_,275,278,1,1 6ret_T_,277,279,1,1 6ret_T_,279,337,1,1 6ret_T_,280,337,1,1 6ret_T_,281,339,1,1 6ret_T_,283,339,1,1 6ret_T_,283,341,1,1 6ret_T_,285,341,1,1 6ret_T_,287,289,1,1 6ret_T_,287,290,1,1 6ret_T_,288,292,1,1 6ret_T_,288,343,1,1 6ret_T_,289,293,1,1 6ret_T_,290,294,1,1 6ret_T_,291,295,1,1 6ret_T_,292,296,1,1 6ret_T_,293,297,1,1 6ret_T_,294,298,1,1 6ret_T_,295,314,1,1 6ret_T_,296,300,1,1 6ret_T_,298,302,1,1 6ret_T_,299,302,1,1 6ret_T_,299,304,1,1 6ret_T_,307,310,1,1 6ret_T_,307,311,1,1 6ret_T_,308,311,1,1 6ret_T_,314,317,1,1 6ret_T_,314,318,1,1 6ret_T_,315,319,1,1 6ret_T_,316,320,1,1 6ret_T_,317,320,1,1 6ret_T_,317,321,1,1 6ret_T_,319,323,1,1 6ret_T_,320,324,1,1 6ret_T_,322,325,1,1 6ret_T_,329,336,1,1 6ret_T_,330,332,1,1 6ret_T_,330,333,1,1 6ret_T_,330,335,1,1 6ret_T_,350,352,1,1 6ret_T_,353,357,1,1 6ret_T_,354,358,1,1 6ret_T_,355,359,1,1 6ret_T_,356,360,1,1 6ret_T_,357,361,1,1 6ret_T_,358,362,1,1 6ret_T_,359,363,1,1 6ret_T_,366,388,1,1 6ret_T_,368,383,1,1 6ret_T_,368,387,1,1 6ret_T_,371,374,1,1 6ret_T_,371,375,1,1 6ret_T_,373,376,1,1 6ret_T_,379,447,1,1 6ret_T_,383,386,1,1 6ret_T_,383,387,1,1 6ret_T_,389,391,1,1 6ret_T_,391,394,1,1 6ret_T_,397,400,1,1 6ret_T_,400,403,1,1 6ret_T_,400,404,1,1 6ret_T_,401,405,1,1 6ret_T_,404,407,1,1 6ret_T_,404,408,1,1 6ret_T_,406,409,1,1 6ret_T_,406,410,1,1 6ret_T_,407,411,1,1 6ret_T_,409,413,1,1 6ret_T_,410,414,1,1 6ret_T_,411,415,1,1 6ret_T_,412,416,1,1 6ret_T_,414,417,1,1 6ret_T_,417,420,1,1 6ret_T_,420,423,1,1 6ret_T_,428,431,1,1 6ret_T_,429,433,1,1 6ret_T_,431,435,1,1 6ret_T_,432,436,1,1 6ret_T_,433,437,1,1 6ret_T_,434,438,1,1 6ret_T_,435,439,1,1 6ret_T_,436,440,1,1 6ret_T_,438,441,1,1 6ret_T_,439,442,1,1 6ret_T_,442,445,1,1 6ret_T_,447,451,1,1 6ret_T_,448,449,1,1 6ret_T_,449,450,1,1 6ret_T_,454,457,1,1 6ret_T_,456,459,1,1 6ret_T_,457,461,1,1 6ret_T_,459,463,1,1 6ret_T_,461,464,1,1 6ret_T_,462,465,1,1 6ret_T_,462,466,1,1 6ret_T_,472,474,1,1 6ret_T_,478,481,1,1 6ret_T_,478,482,1,1 6ret_T_,483,487,1,1 6ret_T_,484,488,1,1 6ret_T_,487,488,1,1 6ret_T_,488,519,1,1 6ret_T_,492,495,1,1 6ret_T_,492,496,1,1 6ret_T_,493,497,1,1 6ret_T_,496,499,1,1 6ret_T_,496,500,1,1 6ret_T_,500,502,1,1 6ret_T_,504,507,1,1 6ret_T_,507,511,1,1 6ret_T_,508,512,1,1 6ret_T_,509,513,1,1 6ret_T_,510,514,1,1 6ret_T_,511,515,1,1 6ret_T_,512,516,1,1 6ret_T_,513,517,1,1 6ret_T_,517,519,1,1