pair,contact1,contact2,flow1,flow2 2b9u_A_,1,18,1,1 2b9u_A_,4,16,1,1 2b9u_A_,6,14,1,1 2b9u_A_,6,16,1,1 2b9u_A_,8,12,1,1 2b9u_A_,9,12,1,1 2b9u_A_,13,111,1,1 2b9u_A_,15,109,1,1 2b9u_A_,20,27,1,1 2b9u_A_,22,24,1,1 2b9u_A_,22,25,1,1 2b9u_A_,29,32,1,1 2b9u_A_,32,36,1,1 2b9u_A_,33,37,1,1 2b9u_A_,34,38,1,1 2b9u_A_,36,39,1,1 2b9u_A_,36,41,1,1 2b9u_A_,37,40,1,1 2b9u_A_,45,132,1,1 2b9u_A_,46,48,1,1 2b9u_A_,46,132,1,1 2b9u_A_,46,137,1,1 2b9u_A_,48,130,1,1 2b9u_A_,50,128,1,1 2b9u_A_,50,130,1,1 2b9u_A_,52,58,1,1 2b9u_A_,52,126,1,1 2b9u_A_,53,56,1,1 2b9u_A_,54,125,1,1 2b9u_A_,55,121,1,1 2b9u_A_,55,122,1,1 2b9u_A_,55,158,1,1 2b9u_A_,56,122,1,1 2b9u_A_,57,158,1,1 2b9u_A_,58,120,1,1 2b9u_A_,59,163,1,1 2b9u_A_,60,145,1,1 2b9u_A_,61,71,1,1 2b9u_A_,61,118,1,1 2b9u_A_,61,163,1,1 2b9u_A_,62,143,1,1 2b9u_A_,62,173,1,1 2b9u_A_,63,67,1,1 2b9u_A_,63,136,1,1 2b9u_A_,63,138,1,1 2b9u_A_,64,65,1,1 2b9u_A_,64,67,1,1 2b9u_A_,64,140,1,1 2b9u_A_,64,141,1,1 2b9u_A_,65,68,1,1 2b9u_A_,68,135,1,1 2b9u_A_,70,133,1,1 2b9u_A_,71,112,1,1 2b9u_A_,72,131,1,1 2b9u_A_,73,110,1,1 2b9u_A_,74,129,1,1 2b9u_A_,77,127,1,1 2b9u_A_,78,104,1,1 2b9u_A_,79,101,1,1 2b9u_A_,79,123,1,1 2b9u_A_,79,124,1,1 2b9u_A_,79,126,1,1 2b9u_A_,80,102,1,1 2b9u_A_,81,121,1,1 2b9u_A_,82,100,1,1 2b9u_A_,82,118,1,1 2b9u_A_,83,119,1,1 2b9u_A_,84,98,1,1 2b9u_A_,85,117,1,1 2b9u_A_,86,88,1,1 2b9u_A_,86,91,1,1 2b9u_A_,86,93,1,1 2b9u_A_,86,95,1,1 2b9u_A_,86,96,1,1 2b9u_A_,87,115,1,1 2b9u_A_,87,175,1,1 2b9u_A_,88,91,1,1 2b9u_A_,89,175,1,1 2b9u_A_,90,176,1,1 2b9u_A_,91,93,1,1 2b9u_A_,91,94,1,1 2b9u_A_,93,96,1,1 2b9u_A_,95,149,1,1 2b9u_A_,99,151,1,1 2b9u_A_,101,103,1,1 2b9u_A_,101,106,1,1 2b9u_A_,103,106,1,1 2b9u_A_,103,107,1,1 2b9u_A_,106,108,1,1 2b9u_A_,121,154,1,1 2b9u_A_,124,126,1,1 2b9u_A_,133,134,1,1 2b9u_A_,133,135,1,1 2b9u_A_,138,141,1,1 2b9u_A_,139,142,1,1 2b9u_A_,140,143,1,1 2b9u_A_,142,143,1,1 2b9u_A_,146,148,1,1 2b9u_A_,146,149,1,1 2b9u_A_,146,167,1,1 2b9u_A_,147,150,1,1 2b9u_A_,147,152,1,1 2b9u_A_,155,157,1,1 2b9u_A_,160,163,1,1 2b9u_A_,160,164,1,1 2b9u_A_,161,165,1,1 2b9u_A_,162,166,1,1 2b9u_A_,163,166,1,1 2b9u_A_,168,171,1,1 2b9u_A_,168,172,1,1