pair,contact1,contact2,flow1,flow2 6wdr_D_,4,8,1,1 6wdr_D_,5,8,1,1 6wdr_D_,6,9,1,1 6wdr_D_,7,10,1,1 6wdr_D_,7,11,1,1 6wdr_D_,11,15,1,1 6wdr_D_,12,13,1,1 6wdr_D_,12,16,1,1 6wdr_D_,13,17,1,1 6wdr_D_,16,168,1,1 6wdr_D_,18,21,1,1 6wdr_D_,20,24,1,1 6wdr_D_,21,24,1,1 6wdr_D_,21,25,1,1 6wdr_D_,22,26,1,1 6wdr_D_,29,51,1,1 6wdr_D_,29,52,1,1 6wdr_D_,30,51,1,1 6wdr_D_,30,92,1,1 6wdr_D_,31,33,1,1 6wdr_D_,33,101,1,1 6wdr_D_,36,47,1,1 6wdr_D_,38,45,1,1 6wdr_D_,40,43,1,1 6wdr_D_,41,42,1,1 6wdr_D_,42,81,1,1 6wdr_D_,49,90,1,1 6wdr_D_,50,53,1,1 6wdr_D_,50,87,1,1 6wdr_D_,51,92,1,1 6wdr_D_,52,54,1,1 6wdr_D_,54,62,1,1 6wdr_D_,56,63,1,1 6wdr_D_,57,61,1,1 6wdr_D_,57,62,1,1 6wdr_D_,65,68,1,1 6wdr_D_,67,70,1,1 6wdr_D_,67,71,1,1 6wdr_D_,68,72,1,1 6wdr_D_,71,74,1,1 6wdr_D_,71,75,1,1 6wdr_D_,72,73,1,1 6wdr_D_,72,77,1,1 6wdr_D_,77,81,1,1 6wdr_D_,88,91,1,1 6wdr_D_,91,95,1,1 6wdr_D_,92,99,1,1 6wdr_D_,93,99,1,1 6wdr_D_,97,100,1,1 6wdr_D_,98,102,1,1 6wdr_D_,99,102,1,1 6wdr_D_,100,103,1,1 6wdr_D_,104,172,1,1 6wdr_D_,108,176,1,1 6wdr_D_,109,176,1,1 6wdr_D_,112,116,1,1 6wdr_D_,113,117,1,1 6wdr_D_,114,118,1,1 6wdr_D_,117,120,1,1 6wdr_D_,123,127,1,1 6wdr_D_,126,127,1,1 6wdr_D_,131,132,1,1 6wdr_D_,131,187,1,1 6wdr_D_,133,185,1,1 6wdr_D_,157,159,1,1 6wdr_D_,159,162,1,1 6wdr_D_,160,163,1,1 6wdr_D_,162,166,1,1 6wdr_D_,176,177,1,1 6wdr_D_,184,185,1,1 6wdr_D_,189,191,1,1 6wdr_D_,191,198,1,1 6wdr_D_,193,195,1,1 6wdr_D_,193,197,1,1 6wdr_D_,200,203,1,1 6wdr_D_,213,216,1,1 6wdr_D_,217,219,1,1 6wdr_D_,221,222,1,1