pair,contact1,contact2,flow1,flow2 1p8v_B_,1,4,1,1 1p8v_B_,3,12,1,1 1p8v_B_,7,10,1,1 1p8v_B_,7,11,1,1 1p8v_B_,7,12,1,1 1p8v_B_,7,17,1,1 1p8v_B_,7,20,1,1 1p8v_B_,10,13,1,1 1p8v_B_,10,15,1,1 1p8v_B_,11,14,1,1 1p8v_B_,17,21,1,1 1p8v_B_,19,22,1,1 1p8v_B_,20,23,1,1 1p8v_B_,20,24,1,1 1p8v_B_,21,25,1,1 1p8v_B_,23,26,1,1 1p8v_B_,24,27,1,1 1p8v_B_,26,29,1,1