pair,contact1,contact2,flow1,flow2 2fls_A_,1,4,1,1 2fls_A_,1,5,1,1 2fls_A_,2,6,1,1 2fls_A_,3,7,1,1 2fls_A_,4,8,1,1 2fls_A_,5,9,1,1 2fls_A_,6,10,1,1 2fls_A_,7,11,1,1 2fls_A_,9,12,1,1 2fls_A_,9,13,1,1 2fls_A_,14,73,1,1 2fls_A_,14,96,1,1 2fls_A_,15,41,1,1 2fls_A_,16,71,1,1 2fls_A_,17,41,1,1 2fls_A_,17,43,1,1 2fls_A_,18,69,1,1 2fls_A_,19,20,1,1 2fls_A_,19,30,1,1 2fls_A_,19,43,1,1 2fls_A_,19,44,1,1 2fls_A_,19,45,1,1 2fls_A_,20,23,1,1 2fls_A_,20,26,1,1 2fls_A_,20,55,1,1 2fls_A_,21,46,1,1 2fls_A_,23,26,1,1 2fls_A_,23,27,1,1 2fls_A_,23,67,1,1 2fls_A_,24,28,1,1 2fls_A_,25,29,1,1 2fls_A_,26,30,1,1 2fls_A_,27,31,1,1 2fls_A_,28,32,1,1 2fls_A_,29,33,1,1 2fls_A_,30,34,1,1 2fls_A_,30,44,1,1 2fls_A_,31,35,1,1 2fls_A_,32,36,1,1 2fls_A_,33,36,1,1 2fls_A_,33,38,1,1 2fls_A_,34,37,1,1 2fls_A_,44,47,1,1 2fls_A_,45,48,1,1 2fls_A_,48,51,1,1 2fls_A_,50,54,1,1 2fls_A_,51,55,1,1 2fls_A_,52,53,1,1 2fls_A_,52,56,1,1 2fls_A_,53,57,1,1 2fls_A_,54,58,1,1 2fls_A_,55,59,1,1 2fls_A_,55,65,1,1 2fls_A_,56,60,1,1 2fls_A_,57,61,1,1 2fls_A_,58,62,1,1 2fls_A_,59,63,1,1 2fls_A_,62,69,1,1 2fls_A_,64,69,1,1 2fls_A_,68,69,1,1 2fls_A_,70,77,1,1 2fls_A_,70,78,1,1 2fls_A_,72,75,1,1 2fls_A_,73,98,1,1 2fls_A_,73,99,1,1 2fls_A_,79,82,1,1 2fls_A_,79,83,1,1 2fls_A_,80,84,1,1 2fls_A_,81,85,1,1 2fls_A_,82,85,1,1 2fls_A_,82,86,1,1 2fls_A_,83,87,1,1 2fls_A_,84,88,1,1 2fls_A_,85,89,1,1 2fls_A_,86,91,1,1 2fls_A_,87,90,1,1 2fls_A_,89,91,1,1 2fls_A_,92,96,1,1 2fls_A_,93,97,1,1 2fls_A_,94,98,1,1 2fls_A_,96,99,1,1 2fls_A_,97,100,1,1 2fls_A_,97,101,1,1