pair,contact1,contact2,flow1,flow2 1twh_K_,5,8,1,1 1twh_K_,6,9,1,1 1twh_K_,7,10,1,1 1twh_K_,7,11,1,1 1twh_K_,8,37,1,1 1twh_K_,13,16,1,1 1twh_K_,18,36,1,1 1twh_K_,20,34,1,1 1twh_K_,22,32,1,1 1twh_K_,24,30,1,1 1twh_K_,29,77,1,1 1twh_K_,31,75,1,1 1twh_K_,33,73,1,1 1twh_K_,35,71,1,1 1twh_K_,36,70,1,1 1twh_K_,39,41,1,1 1twh_K_,39,42,1,1 1twh_K_,39,43,1,1 1twh_K_,40,44,1,1 1twh_K_,40,61,1,1 1twh_K_,42,45,1,1 1twh_K_,42,46,1,1 1twh_K_,43,47,1,1 1twh_K_,44,48,1,1 1twh_K_,45,48,1,1 1twh_K_,45,49,1,1 1twh_K_,46,50,1,1 1twh_K_,47,59,1,1 1twh_K_,49,52,1,1 1twh_K_,49,93,1,1 1twh_K_,49,97,1,1 1twh_K_,53,55,1,1 1twh_K_,53,56,1,1 1twh_K_,53,81,1,1 1twh_K_,55,78,1,1 1twh_K_,57,76,1,1 1twh_K_,58,76,1,1 1twh_K_,60,74,1,1 1twh_K_,62,72,1,1 1twh_K_,64,72,1,1 1twh_K_,65,68,1,1 1twh_K_,68,70,1,1 1twh_K_,77,81,1,1 1twh_K_,81,89,1,1 1twh_K_,82,84,1,1 1twh_K_,82,85,1,1 1twh_K_,83,86,1,1 1twh_K_,84,87,1,1 1twh_K_,84,88,1,1 1twh_K_,85,88,1,1 1twh_K_,85,89,1,1 1twh_K_,86,90,1,1 1twh_K_,87,91,1,1 1twh_K_,88,92,1,1 1twh_K_,89,93,1,1 1twh_K_,91,94,1,1 1twh_K_,91,95,1,1 1twh_K_,92,96,1,1 1twh_K_,93,97,1,1 1twh_K_,94,97,1,1 1twh_K_,94,98,1,1 1twh_K_,95,99,1,1 1twh_K_,96,100,1,1 1twh_K_,97,101,1,1 1twh_K_,98,102,1,1 1twh_K_,99,103,1,1 1twh_K_,100,103,1,1 1twh_K_,100,104,1,1 1twh_K_,102,106,1,1 1twh_K_,103,107,1,1 1twh_K_,104,108,1,1 1twh_K_,107,110,1,1 1twh_K_,107,111,1,1 1twh_K_,108,112,1,1 1twh_K_,110,112,1,1