pair,contact1,contact2,flow1,flow2 6ptw_D_,1,17,1,1 6ptw_D_,2,68,1,1 6ptw_D_,4,69,1,1 6ptw_D_,4,70,1,1 6ptw_D_,4,71,1,1 6ptw_D_,5,13,1,1 6ptw_D_,6,71,1,1 6ptw_D_,6,73,1,1 6ptw_D_,7,11,1,1 6ptw_D_,8,10,1,1 6ptw_D_,8,11,1,1 6ptw_D_,10,131,1,1 6ptw_D_,10,132,1,1 6ptw_D_,18,20,1,1 6ptw_D_,21,63,1,1 6ptw_D_,22,25,1,1 6ptw_D_,22,26,1,1 6ptw_D_,23,27,1,1 6ptw_D_,23,61,1,1 6ptw_D_,24,28,1,1 6ptw_D_,24,59,1,1 6ptw_D_,25,28,1,1 6ptw_D_,26,29,1,1 6ptw_D_,27,31,1,1 6ptw_D_,30,34,1,1 6ptw_D_,31,35,1,1 6ptw_D_,37,41,1,1 6ptw_D_,38,41,1,1 6ptw_D_,42,74,1,1 6ptw_D_,43,57,1,1 6ptw_D_,44,72,1,1 6ptw_D_,45,55,1,1 6ptw_D_,45,69,1,1 6ptw_D_,46,69,1,1 6ptw_D_,50,52,1,1 6ptw_D_,54,72,1,1 6ptw_D_,54,74,1,1 6ptw_D_,58,60,1,1 6ptw_D_,58,61,1,1 6ptw_D_,62,64,1,1 6ptw_D_,62,65,1,1 6ptw_D_,63,66,1,1 6ptw_D_,66,69,1,1 6ptw_D_,74,75,1,1 6ptw_D_,74,81,1,1 6ptw_D_,84,113,1,1 6ptw_D_,84,129,1,1 6ptw_D_,87,109,1,1 6ptw_D_,90,109,1,1 6ptw_D_,95,104,1,1 6ptw_D_,97,102,1,1 6ptw_D_,97,118,1,1 6ptw_D_,98,116,1,1 6ptw_D_,100,118,1,1 6ptw_D_,103,118,1,1 6ptw_D_,108,117,1,1 6ptw_D_,118,121,1,1 6ptw_D_,119,122,1,1 6ptw_D_,121,124,1,1 6ptw_D_,121,125,1,1