pair,contact1,contact2,flow1,flow2 2os8_C_,4,7,1,1 2os8_C_,4,8,1,1 2os8_C_,5,9,1,1 2os8_C_,6,10,1,1 2os8_C_,7,11,1,1 2os8_C_,8,12,1,1 2os8_C_,9,12,1,1 2os8_C_,10,14,1,1 2os8_C_,11,15,1,1 2os8_C_,12,16,1,1 2os8_C_,13,17,1,1 2os8_C_,14,18,1,1 2os8_C_,16,19,1,1 2os8_C_,17,20,1,1 2os8_C_,19,25,1,1 2os8_C_,19,26,1,1 2os8_C_,19,27,1,1 2os8_C_,25,27,1,1 2os8_C_,28,63,1,1 2os8_C_,29,31,1,1 2os8_C_,29,32,1,1 2os8_C_,29,55,1,1 2os8_C_,29,59,1,1 2os8_C_,30,61,1,1 2os8_C_,32,36,1,1 2os8_C_,33,37,1,1 2os8_C_,34,38,1,1 2os8_C_,35,38,1,1 2os8_C_,35,39,1,1 2os8_C_,36,40,1,1 2os8_C_,37,41,1,1 2os8_C_,37,42,1,1 2os8_C_,45,48,1,1 2os8_C_,45,49,1,1 2os8_C_,46,50,1,1 2os8_C_,46,115,1,1 2os8_C_,47,51,1,1 2os8_C_,53,61,1,1 2os8_C_,55,57,1,1 2os8_C_,64,67,1,1 2os8_C_,64,68,1,1 2os8_C_,65,69,1,1 2os8_C_,68,72,1,1 2os8_C_,70,73,1,1 2os8_C_,71,75,1,1 2os8_C_,73,76,1,1 2os8_C_,74,78,1,1 2os8_C_,80,86,1,1 2os8_C_,82,85,1,1 2os8_C_,82,86,1,1 2os8_C_,83,87,1,1 2os8_C_,84,88,1,1 2os8_C_,86,90,1,1 2os8_C_,88,91,1,1 2os8_C_,89,92,1,1 2os8_C_,91,94,1,1 2os8_C_,93,95,1,1 2os8_C_,94,97,1,1 2os8_C_,94,98,1,1 2os8_C_,94,99,1,1 2os8_C_,95,100,1,1 2os8_C_,99,141,1,1 2os8_C_,102,105,1,1 2os8_C_,102,106,1,1 2os8_C_,103,107,1,1 2os8_C_,103,137,1,1 2os8_C_,104,108,1,1 2os8_C_,105,109,1,1 2os8_C_,106,110,1,1 2os8_C_,107,111,1,1 2os8_C_,108,111,1,1 2os8_C_,109,113,1,1 2os8_C_,110,117,1,1 2os8_C_,118,121,1,1 2os8_C_,118,122,1,1 2os8_C_,119,123,1,1 2os8_C_,120,124,1,1 2os8_C_,121,125,1,1 2os8_C_,122,126,1,1 2os8_C_,123,127,1,1 2os8_C_,124,128,1,1 2os8_C_,125,129,1,1 2os8_C_,126,131,1,1 2os8_C_,129,147,1,1 2os8_C_,130,132,1,1 2os8_C_,130,147,1,1 2os8_C_,134,137,1,1 2os8_C_,134,138,1,1 2os8_C_,137,138,1,1 2os8_C_,140,143,1,1 2os8_C_,140,144,1,1 2os8_C_,141,145,1,1 2os8_C_,142,146,1,1 2os8_C_,143,147,1,1 2os8_C_,144,148,1,1 2os8_C_,146,150,1,1 2os8_C_,147,150,1,1