pair,contact1,contact2,flow1,flow2 6an1_A_,2,6,1,1 6an1_A_,3,7,1,1 6an1_A_,4,8,1,1 6an1_A_,5,9,1,1 6an1_A_,6,10,1,1 6an1_A_,7,11,1,1 6an1_A_,8,12,1,1 6an1_A_,9,13,1,1 6an1_A_,10,14,1,1 6an1_A_,11,15,1,1 6an1_A_,12,16,1,1 6an1_A_,13,17,1,1 6an1_A_,14,17,1,1 6an1_A_,14,18,1,1 6an1_A_,14,88,1,1 6an1_A_,15,19,1,1 6an1_A_,16,20,1,1 6an1_A_,17,21,1,1 6an1_A_,18,22,1,1 6an1_A_,18,88,1,1 6an1_A_,19,22,1,1 6an1_A_,19,23,1,1 6an1_A_,19,167,1,1 6an1_A_,26,29,1,1 6an1_A_,26,30,1,1 6an1_A_,27,31,1,1 6an1_A_,27,165,1,1 6an1_A_,27,167,1,1 6an1_A_,28,32,1,1 6an1_A_,28,167,1,1 6an1_A_,29,33,1,1 6an1_A_,29,40,1,1 6an1_A_,30,34,1,1 6an1_A_,31,35,1,1 6an1_A_,31,118,1,1 6an1_A_,31,120,1,1 6an1_A_,32,36,1,1 6an1_A_,32,37,1,1 6an1_A_,37,40,1,1 6an1_A_,38,41,1,1 6an1_A_,39,40,1,1 6an1_A_,41,131,1,1 6an1_A_,44,131,1,1 6an1_A_,44,133,1,1 6an1_A_,46,133,1,1 6an1_A_,46,135,1,1 6an1_A_,47,51,1,1 6an1_A_,48,51,1,1 6an1_A_,48,52,1,1 6an1_A_,49,53,1,1 6an1_A_,51,55,1,1 6an1_A_,52,55,1,1 6an1_A_,54,57,1,1 6an1_A_,54,58,1,1 6an1_A_,55,59,1,1 6an1_A_,62,66,1,1 6an1_A_,62,143,1,1 6an1_A_,63,67,1,1 6an1_A_,65,68,1,1 6an1_A_,65,69,1,1 6an1_A_,66,70,1,1 6an1_A_,67,71,1,1 6an1_A_,68,72,1,1 6an1_A_,69,73,1,1 6an1_A_,69,250,1,1 6an1_A_,70,74,1,1 6an1_A_,71,75,1,1 6an1_A_,72,76,1,1 6an1_A_,72,250,1,1 6an1_A_,72,252,1,1 6an1_A_,73,77,1,1 6an1_A_,74,78,1,1 6an1_A_,74,81,1,1 6an1_A_,75,79,1,1 6an1_A_,76,80,1,1 6an1_A_,77,81,1,1 6an1_A_,78,82,1,1 6an1_A_,79,83,1,1 6an1_A_,80,84,1,1 6an1_A_,81,85,1,1 6an1_A_,82,86,1,1 6an1_A_,83,87,1,1 6an1_A_,85,88,1,1 6an1_A_,85,171,1,1 6an1_A_,86,89,1,1 6an1_A_,89,92,1,1 6an1_A_,91,94,1,1 6an1_A_,92,95,1,1 6an1_A_,93,100,1,1 6an1_A_,95,100,1,1 6an1_A_,96,98,1,1 6an1_A_,96,100,1,1 6an1_A_,97,101,1,1 6an1_A_,98,102,1,1 6an1_A_,99,103,1,1 6an1_A_,99,187,1,1 6an1_A_,99,188,1,1 6an1_A_,100,104,1,1 6an1_A_,101,105,1,1 6an1_A_,102,106,1,1 6an1_A_,104,107,1,1 6an1_A_,104,108,1,1 6an1_A_,107,111,1,1 6an1_A_,108,112,1,1 6an1_A_,109,113,1,1 6an1_A_,110,114,1,1 6an1_A_,111,115,1,1 6an1_A_,112,116,1,1 6an1_A_,113,117,1,1 6an1_A_,114,117,1,1 6an1_A_,115,118,1,1 6an1_A_,116,119,1,1 6an1_A_,117,120,1,1 6an1_A_,117,161,1,1 6an1_A_,119,126,1,1 6an1_A_,121,123,1,1 6an1_A_,121,124,1,1 6an1_A_,122,136,1,1 6an1_A_,123,136,1,1 6an1_A_,125,134,1,1 6an1_A_,127,130,1,1 6an1_A_,127,132,1,1 6an1_A_,128,131,1,1 6an1_A_,135,138,1,1 6an1_A_,135,139,1,1 6an1_A_,136,140,1,1 6an1_A_,136,151,1,1 6an1_A_,137,141,1,1 6an1_A_,138,141,1,1 6an1_A_,139,142,1,1 6an1_A_,140,147,1,1 6an1_A_,143,147,1,1 6an1_A_,143,246,1,1 6an1_A_,145,148,1,1 6an1_A_,149,153,1,1 6an1_A_,150,154,1,1 6an1_A_,151,155,1,1 6an1_A_,152,156,1,1 6an1_A_,153,157,1,1 6an1_A_,153,235,1,1 6an1_A_,154,158,1,1 6an1_A_,155,159,1,1 6an1_A_,156,160,1,1 6an1_A_,157,161,1,1 6an1_A_,158,162,1,1 6an1_A_,160,163,1,1 6an1_A_,161,164,1,1 6an1_A_,164,211,1,1 6an1_A_,166,168,1,1 6an1_A_,166,169,1,1 6an1_A_,166,170,1,1 6an1_A_,166,210,1,1 6an1_A_,167,171,1,1 6an1_A_,169,173,1,1 6an1_A_,169,206,1,1 6an1_A_,169,210,1,1 6an1_A_,170,174,1,1 6an1_A_,171,175,1,1 6an1_A_,172,176,1,1 6an1_A_,173,177,1,1 6an1_A_,174,177,1,1 6an1_A_,174,178,1,1 6an1_A_,175,179,1,1 6an1_A_,178,180,1,1 6an1_A_,180,183,1,1 6an1_A_,189,193,1,1 6an1_A_,190,194,1,1 6an1_A_,191,195,1,1 6an1_A_,192,195,1,1 6an1_A_,192,196,1,1 6an1_A_,193,197,1,1 6an1_A_,194,198,1,1 6an1_A_,195,199,1,1 6an1_A_,196,200,1,1 6an1_A_,197,201,1,1 6an1_A_,198,202,1,1 6an1_A_,199,203,1,1 6an1_A_,200,204,1,1 6an1_A_,201,205,1,1 6an1_A_,202,206,1,1 6an1_A_,203,207,1,1 6an1_A_,204,208,1,1 6an1_A_,205,209,1,1 6an1_A_,206,210,1,1 6an1_A_,207,211,1,1 6an1_A_,211,214,1,1 6an1_A_,216,220,1,1 6an1_A_,217,221,1,1 6an1_A_,218,222,1,1 6an1_A_,219,223,1,1 6an1_A_,221,224,1,1 6an1_A_,222,225,1,1 6an1_A_,223,226,1,1 6an1_A_,224,227,1,1 6an1_A_,224,228,1,1 6an1_A_,225,229,1,1 6an1_A_,227,231,1,1 6an1_A_,228,232,1,1 6an1_A_,229,233,1,1 6an1_A_,230,233,1,1 6an1_A_,230,234,1,1 6an1_A_,231,235,1,1 6an1_A_,232,236,1,1 6an1_A_,233,237,1,1 6an1_A_,234,238,1,1 6an1_A_,235,239,1,1 6an1_A_,236,239,1,1 6an1_A_,236,240,1,1 6an1_A_,238,242,1,1 6an1_A_,239,243,1,1 6an1_A_,240,244,1,1 6an1_A_,241,244,1,1 6an1_A_,241,245,1,1 6an1_A_,242,246,1,1 6an1_A_,246,249,1,1 6an1_A_,252,254,1,1 6an1_A_,252,256,1,1 6an1_A_,254,257,1,1 6an1_A_,257,260,1,1