pair,contact1,contact2,flow1,flow2 1sg8_A_,2,11,1,1 1sg8_A_,6,9,1,1 1sg8_A_,6,10,1,1 1sg8_A_,6,11,1,1 1sg8_A_,6,16,1,1 1sg8_A_,7,12,1,1 1sg8_A_,9,12,1,1 1sg8_A_,9,14,1,1 1sg8_A_,10,13,1,1