pair,contact1,contact2,flow1,flow2 1f3m_A_,11,20,1,1 1f3m_A_,13,16,1,1 1f3m_A_,13,17,1,1 1f3m_A_,13,18,1,1 1f3m_A_,23,27,1,1 1f3m_A_,24,28,1,1 1f3m_A_,25,29,1,1 1f3m_A_,26,30,1,1 1f3m_A_,27,31,1,1 1f3m_A_,30,33,1,1 1f3m_A_,33,35,1,1 1f3m_A_,35,40,1,1 1f3m_A_,36,39,1,1 1f3m_A_,36,40,1,1 1f3m_A_,37,41,1,1 1f3m_A_,38,42,1,1 1f3m_A_,39,43,1,1 1f3m_A_,43,46,1,1 1f3m_A_,43,47,1,1 1f3m_A_,44,48,1,1 1f3m_A_,45,49,1,1 1f3m_A_,46,50,1,1 1f3m_A_,47,51,1,1 1f3m_A_,48,52,1,1 1f3m_A_,49,53,1,1 1f3m_A_,50,54,1,1 1f3m_A_,51,55,1,1 1f3m_A_,52,56,1,1 1f3m_A_,53,56,1,1 1f3m_A_,53,57,1,1 1f3m_A_,54,57,1,1 1f3m_A_,54,58,1,1 1f3m_A_,55,59,1,1 1f3m_A_,56,60,1,1 1f3m_A_,57,60,1,1