pair,contact1,contact2,flow1,flow2 3vu3_C_,1,4,1,1 3vu3_C_,3,7,1,1 3vu3_C_,3,51,1,1 3vu3_C_,4,8,1,1 3vu3_C_,5,9,1,1 3vu3_C_,6,10,1,1 3vu3_C_,7,11,1,1 3vu3_C_,8,11,1,1 3vu3_C_,8,12,1,1 3vu3_C_,9,13,1,1 3vu3_C_,11,14,1,1 3vu3_C_,16,60,1,1 3vu3_C_,17,29,1,1 3vu3_C_,18,58,1,1 3vu3_C_,19,27,1,1 3vu3_C_,20,55,1,1 3vu3_C_,20,56,1,1 3vu3_C_,21,24,1,1 3vu3_C_,21,25,1,1 3vu3_C_,22,53,1,1 3vu3_C_,23,25,1,1 3vu3_C_,30,42,1,1 3vu3_C_,32,40,1,1 3vu3_C_,32,46,1,1 3vu3_C_,33,40,1,1 3vu3_C_,35,37,1,1 3vu3_C_,35,38,1,1 3vu3_C_,35,51,1,1 3vu3_C_,37,51,1,1 3vu3_C_,39,49,1,1 3vu3_C_,41,47,1,1 3vu3_C_,43,45,1,1 3vu3_C_,43,47,1,1 3vu3_C_,50,53,1,1 3vu3_C_,51,54,1,1