pair,contact1,contact2,flow1,flow2 1g2c_A_,2,5,1,1 1g2c_A_,2,6,1,1 1g2c_A_,4,7,1,1 1g2c_A_,4,8,1,1 1g2c_A_,6,10,1,1 1g2c_A_,7,11,1,1 1g2c_A_,8,12,1,1 1g2c_A_,9,13,1,1 1g2c_A_,10,14,1,1 1g2c_A_,11,15,1,1 1g2c_A_,12,16,1,1 1g2c_A_,13,17,1,1 1g2c_A_,14,18,1,1 1g2c_A_,15,19,1,1 1g2c_A_,16,20,1,1 1g2c_A_,17,21,1,1 1g2c_A_,18,22,1,1 1g2c_A_,19,23,1,1 1g2c_A_,20,24,1,1 1g2c_A_,21,25,1,1 1g2c_A_,22,26,1,1 1g2c_A_,23,27,1,1 1g2c_A_,24,28,1,1 1g2c_A_,25,29,1,1 1g2c_A_,26,30,1,1 1g2c_A_,27,31,1,1 1g2c_A_,28,31,1,1 1g2c_A_,28,32,1,1 1g2c_A_,29,33,1,1 1g2c_A_,30,34,1,1 1g2c_A_,31,35,1,1 1g2c_A_,32,35,1,1 1g2c_A_,32,36,1,1 1g2c_A_,33,37,1,1 1g2c_A_,34,38,1,1 1g2c_A_,35,39,1,1 1g2c_A_,36,40,1,1 1g2c_A_,37,38,1,1 1g2c_A_,37,41,1,1 1g2c_A_,38,42,1,1 1g2c_A_,39,43,1,1 1g2c_A_,39,44,1,1 1g2c_A_,40,45,1,1 1g2c_A_,42,43,1,1 1g2c_A_,44,47,1,1 1g2c_A_,44,48,1,1 1g2c_A_,46,50,1,1 1g2c_A_,48,49,1,1