pair,contact1,contact2,flow1,flow2 6tkh_L_,2,5,1,1 6tkh_L_,6,9,1,1 6tkh_L_,8,17,1,1 6tkh_L_,12,15,1,1 6tkh_L_,12,16,1,1 6tkh_L_,12,17,1,1 6tkh_L_,12,22,1,1 6tkh_L_,12,25,1,1 6tkh_L_,15,18,1,1 6tkh_L_,15,20,1,1 6tkh_L_,16,19,1,1 6tkh_L_,21,26,1,1 6tkh_L_,22,24,1,1 6tkh_L_,22,25,1,1 6tkh_L_,24,27,1,1 6tkh_L_,25,29,1,1 6tkh_L_,26,30,1,1 6tkh_L_,27,31,1,1 6tkh_L_,28,31,1,1 6tkh_L_,28,32,1,1 6tkh_L_,29,32,1,1 6tkh_L_,30,33,1,1