pair,contact1,contact2,flow1,flow2 6wqq_X_,2,5,1,1 6wqq_X_,9,12,1,1 6wqq_X_,17,27,1,1 6wqq_X_,20,21,1,1 6wqq_X_,20,27,1,1 6wqq_X_,21,25,1,1 6wqq_X_,23,26,1,1 6wqq_X_,28,31,1,1 6wqq_X_,29,31,1,1 6wqq_X_,33,39,1,1 6wqq_X_,37,41,1,1 6wqq_X_,57,60,1,1 6wqq_X_,68,70,1,1 6wqq_X_,73,107,1,1 6wqq_X_,75,108,1,1 6wqq_X_,75,110,1,1 6wqq_X_,77,110,1,1 6wqq_X_,77,112,1,1 6wqq_X_,78,81,1,1 6wqq_X_,79,82,1,1 6wqq_X_,80,83,1,1 6wqq_X_,82,85,1,1 6wqq_X_,83,119,1,1 6wqq_X_,85,119,1,1 6wqq_X_,86,89,1,1 6wqq_X_,88,120,1,1 6wqq_X_,89,122,1,1 6wqq_X_,90,92,1,1 6wqq_X_,91,122,1,1 6wqq_X_,91,124,1,1 6wqq_X_,92,95,1,1 6wqq_X_,92,96,1,1 6wqq_X_,95,99,1,1 6wqq_X_,109,126,1,1 6wqq_X_,109,127,1,1 6wqq_X_,111,127,1,1 6wqq_X_,122,142,1,1 6wqq_X_,123,142,1,1 6wqq_X_,123,144,1,1 6wqq_X_,124,144,1,1 6wqq_X_,125,144,1,1 6wqq_X_,129,133,1,1 6wqq_X_,134,138,1,1 6wqq_X_,137,140,1,1