pair,contact1,contact2,flow1,flow2 4wfa_S_,1,60,1,1 4wfa_S_,3,62,1,1 4wfa_S_,6,40,1,1 4wfa_S_,8,12,1,1 4wfa_S_,8,27,1,1 4wfa_S_,8,38,1,1 4wfa_S_,8,39,1,1 4wfa_S_,9,12,1,1 4wfa_S_,16,20,1,1 4wfa_S_,17,21,1,1 4wfa_S_,19,22,1,1 4wfa_S_,20,85,1,1 4wfa_S_,23,43,1,1 4wfa_S_,25,41,1,1 4wfa_S_,26,87,1,1 4wfa_S_,27,39,1,1 4wfa_S_,28,87,1,1 4wfa_S_,28,89,1,1 4wfa_S_,29,37,1,1 4wfa_S_,30,88,1,1 4wfa_S_,30,89,1,1 4wfa_S_,30,91,1,1 4wfa_S_,32,91,1,1 4wfa_S_,32,93,1,1 4wfa_S_,42,44,1,1 4wfa_S_,42,46,1,1 4wfa_S_,43,47,1,1 4wfa_S_,44,48,1,1 4wfa_S_,45,49,1,1 4wfa_S_,46,50,1,1 4wfa_S_,47,51,1,1 4wfa_S_,48,52,1,1 4wfa_S_,49,53,1,1 4wfa_S_,59,61,1,1 4wfa_S_,59,70,1,1 4wfa_S_,61,68,1,1 4wfa_S_,63,65,1,1 4wfa_S_,63,66,1,1 4wfa_S_,71,90,1,1 4wfa_S_,74,75,1,1 4wfa_S_,74,88,1,1 4wfa_S_,76,85,1,1 4wfa_S_,76,86,1,1 4wfa_S_,78,83,1,1 4wfa_S_,79,82,1,1 4wfa_S_,93,95,1,1 4wfa_S_,94,95,1,1 4wfa_S_,97,127,1,1 4wfa_S_,99,125,1,1 4wfa_S_,101,123,1,1 4wfa_S_,102,134,1,1 4wfa_S_,104,134,1,1 4wfa_S_,106,136,1,1 4wfa_S_,106,138,1,1 4wfa_S_,119,166,1,1 4wfa_S_,153,155,1,1 4wfa_S_,162,164,1,1