pair,contact1,contact2,flow1,flow2 2qwq_B_,1,3,1,1 2qwq_B_,1,4,1,1 2qwq_B_,1,5,1,1 2qwq_B_,1,74,1,1 2qwq_B_,2,6,1,1 2qwq_B_,4,8,1,1 2qwq_B_,5,9,1,1 2qwq_B_,6,10,1,1 2qwq_B_,6,27,1,1 2qwq_B_,7,11,1,1 2qwq_B_,9,13,1,1 2qwq_B_,10,14,1,1 2qwq_B_,10,24,1,1 2qwq_B_,14,17,1,1 2qwq_B_,16,88,1,1 2qwq_B_,17,21,1,1 2qwq_B_,18,22,1,1 2qwq_B_,19,23,1,1 2qwq_B_,19,44,1,1 2qwq_B_,19,45,1,1 2qwq_B_,20,23,1,1 2qwq_B_,20,24,1,1 2qwq_B_,21,24,1,1 2qwq_B_,22,25,1,1 2qwq_B_,24,27,1,1 2qwq_B_,25,28,1,1 2qwq_B_,25,29,1,1 2qwq_B_,30,33,1,1 2qwq_B_,33,35,1,1 2qwq_B_,40,43,1,1 2qwq_B_,41,44,1,1 2qwq_B_,42,49,1,1 2qwq_B_,45,49,1,1 2qwq_B_,46,49,1,1 2qwq_B_,46,50,1,1 2qwq_B_,47,51,1,1 2qwq_B_,48,52,1,1 2qwq_B_,49,53,1,1 2qwq_B_,50,54,1,1 2qwq_B_,51,55,1,1 2qwq_B_,53,57,1,1 2qwq_B_,54,58,1,1 2qwq_B_,57,61,1,1 2qwq_B_,59,65,1,1 2qwq_B_,62,66,1,1 2qwq_B_,63,67,1,1 2qwq_B_,64,67,1,1 2qwq_B_,66,69,1,1 2qwq_B_,68,72,1,1 2qwq_B_,69,72,1,1 2qwq_B_,71,74,1,1 2qwq_B_,71,75,1,1 2qwq_B_,72,76,1,1 2qwq_B_,74,78,1,1 2qwq_B_,75,79,1,1 2qwq_B_,76,80,1,1 2qwq_B_,77,81,1,1 2qwq_B_,78,82,1,1 2qwq_B_,79,83,1,1 2qwq_B_,80,84,1,1 2qwq_B_,81,85,1,1 2qwq_B_,82,86,1,1 2qwq_B_,83,87,1,1 2qwq_B_,84,87,1,1 2qwq_B_,84,88,1,1 2qwq_B_,85,89,1,1 2qwq_B_,86,90,1,1 2qwq_B_,87,91,1,1 2qwq_B_,88,92,1,1