pair,contact1,contact2,flow1,flow2 1pqx_A_,1,20,1,1 1pqx_A_,4,18,1,1 1pqx_A_,5,18,1,1 1pqx_A_,11,12,1,1 1pqx_A_,12,71,1,1 1pqx_A_,13,65,1,1 1pqx_A_,15,63,1,1 1pqx_A_,17,61,1,1 1pqx_A_,26,58,1,1 1pqx_A_,29,56,1,1 1pqx_A_,31,54,1,1 1pqx_A_,39,42,1,1 1pqx_A_,39,43,1,1 1pqx_A_,40,43,1,1 1pqx_A_,40,44,1,1 1pqx_A_,42,46,1,1 1pqx_A_,43,47,1,1 1pqx_A_,45,48,1,1 1pqx_A_,48,51,1,1 1pqx_A_,50,66,1,1 1pqx_A_,52,64,1,1 1pqx_A_,53,64,1,1 1pqx_A_,55,62,1,1 1pqx_A_,57,60,1,1 1pqx_A_,65,66,1,1 1pqx_A_,66,69,1,1 1pqx_A_,71,72,1,1 1pqx_A_,71,75,1,1 1pqx_A_,74,77,1,1 1pqx_A_,74,78,1,1 1pqx_A_,75,79,1,1 1pqx_A_,78,81,1,1 1pqx_A_,80,83,1,1