pair,contact1,contact2,flow1,flow2 2znd_A_,1,5,1,1 2znd_A_,2,6,1,1 2znd_A_,3,7,1,1 2znd_A_,4,8,1,1 2znd_A_,5,9,1,1 2znd_A_,6,10,1,1 2znd_A_,7,11,1,1 2znd_A_,8,12,1,1 2znd_A_,12,15,1,1 2znd_A_,12,17,1,1 2znd_A_,13,26,1,1 2znd_A_,14,16,1,1 2znd_A_,14,23,1,1 2znd_A_,16,18,1,1 2znd_A_,19,56,1,1 2znd_A_,20,23,1,1 2znd_A_,20,24,1,1 2znd_A_,21,25,1,1 2znd_A_,21,42,1,1 2znd_A_,22,26,1,1 2znd_A_,23,27,1,1 2znd_A_,24,27,1,1 2znd_A_,25,28,1,1 2znd_A_,29,31,1,1 2znd_A_,30,32,1,1 2znd_A_,30,34,1,1 2znd_A_,30,125,1,1 2znd_A_,32,34,1,1 2znd_A_,34,117,1,1 2znd_A_,35,116,1,1 2znd_A_,37,39,1,1 2znd_A_,37,41,1,1 2znd_A_,37,125,1,1 2znd_A_,37,126,1,1 2znd_A_,38,42,1,1 2znd_A_,39,43,1,1 2znd_A_,40,44,1,1 2znd_A_,40,125,1,1 2znd_A_,41,45,1,1 2znd_A_,42,46,1,1 2znd_A_,43,46,1,1 2znd_A_,43,47,1,1 2znd_A_,43,129,1,1 2znd_A_,44,48,1,1 2znd_A_,45,48,1,1 2znd_A_,45,49,1,1 2znd_A_,49,51,1,1 2znd_A_,49,53,1,1 2znd_A_,49,55,1,1 2znd_A_,50,60,1,1 2znd_A_,51,53,1,1 2znd_A_,51,57,1,1 2znd_A_,53,55,1,1 2znd_A_,53,60,1,1 2znd_A_,57,59,1,1 2znd_A_,57,60,1,1 2znd_A_,57,61,1,1 2znd_A_,58,62,1,1 2znd_A_,59,62,1,1 2znd_A_,60,64,1,1 2znd_A_,61,65,1,1 2znd_A_,62,66,1,1 2znd_A_,63,67,1,1 2znd_A_,64,68,1,1 2znd_A_,65,69,1,1 2znd_A_,66,70,1,1 2znd_A_,67,71,1,1 2znd_A_,68,72,1,1 2znd_A_,69,73,1,1 2znd_A_,70,74,1,1 2znd_A_,71,75,1,1 2znd_A_,72,76,1,1 2znd_A_,73,76,1,1 2znd_A_,73,77,1,1 2znd_A_,74,78,1,1 2znd_A_,75,78,1,1 2znd_A_,75,79,1,1 2znd_A_,79,82,1,1 2znd_A_,79,83,1,1 2znd_A_,79,84,1,1 2znd_A_,80,90,1,1 2znd_A_,80,93,1,1 2znd_A_,81,83,1,1 2znd_A_,83,85,1,1 2znd_A_,86,122,1,1 2znd_A_,87,90,1,1 2znd_A_,87,91,1,1 2znd_A_,88,92,1,1 2znd_A_,88,104,1,1 2znd_A_,88,108,1,1 2znd_A_,89,93,1,1 2znd_A_,90,94,1,1 2znd_A_,91,95,1,1 2znd_A_,92,96,1,1 2znd_A_,93,97,1,1 2znd_A_,94,98,1,1 2znd_A_,95,100,1,1 2znd_A_,96,99,1,1 2znd_A_,103,106,1,1 2znd_A_,104,107,1,1 2znd_A_,105,109,1,1 2znd_A_,106,110,1,1 2znd_A_,107,111,1,1 2znd_A_,108,112,1,1 2znd_A_,109,113,1,1 2znd_A_,110,114,1,1 2znd_A_,111,114,1,1 2znd_A_,111,115,1,1 2znd_A_,115,117,1,1 2znd_A_,115,119,1,1 2znd_A_,115,120,1,1 2znd_A_,116,126,1,1 2znd_A_,123,127,1,1 2znd_A_,124,128,1,1 2znd_A_,125,126,1,1 2znd_A_,125,129,1,1 2znd_A_,126,130,1,1 2znd_A_,127,131,1,1 2znd_A_,128,132,1,1 2znd_A_,129,133,1,1 2znd_A_,130,134,1,1 2znd_A_,131,135,1,1 2znd_A_,132,136,1,1 2znd_A_,133,137,1,1 2znd_A_,134,138,1,1 2znd_A_,135,139,1,1 2znd_A_,136,140,1,1 2znd_A_,136,165,1,1 2znd_A_,136,166,1,1 2znd_A_,137,141,1,1 2znd_A_,138,142,1,1 2znd_A_,139,142,1,1 2znd_A_,139,143,1,1 2znd_A_,141,144,1,1 2znd_A_,141,145,1,1 2znd_A_,145,148,1,1 2znd_A_,145,149,1,1 2znd_A_,145,150,1,1 2znd_A_,149,151,1,1 2znd_A_,155,158,1,1 2znd_A_,155,159,1,1 2znd_A_,156,160,1,1 2znd_A_,157,161,1,1 2znd_A_,158,162,1,1 2znd_A_,159,163,1,1 2znd_A_,160,164,1,1 2znd_A_,162,165,1,1 2znd_A_,163,166,1,1