pair,contact1,contact2,flow1,flow2 7yq5_B_,1,3,1,1 7yq5_B_,3,5,1,1 7yq5_B_,6,9,1,1 7yq5_B_,8,11,1,1 7yq5_B_,8,12,1,1 7yq5_B_,9,13,1,1 7yq5_B_,11,14,1,1 7yq5_B_,13,17,1,1 7yq5_B_,14,17,1,1 7yq5_B_,16,20,1,1