pair,contact1,contact2,flow1,flow2 4r3s_B_,1,27,1,1 4r3s_B_,2,101,1,1 4r3s_B_,3,26,1,1 4r3s_B_,5,24,1,1 4r3s_B_,6,90,1,1 4r3s_B_,6,92,1,1 4r3s_B_,6,105,1,1 4r3s_B_,6,106,1,1 4r3s_B_,7,22,1,1 4r3s_B_,8,106,1,1 4r3s_B_,9,107,1,1 4r3s_B_,11,107,1,1 4r3s_B_,11,109,1,1 4r3s_B_,12,111,1,1 4r3s_B_,13,109,1,1 4r3s_B_,13,111,1,1 4r3s_B_,14,17,1,1 4r3s_B_,16,82,1,1 4r3s_B_,17,82,1,1 4r3s_B_,18,78,1,1 4r3s_B_,19,79,1,1 4r3s_B_,20,78,1,1 4r3s_B_,21,77,1,1 4r3s_B_,23,75,1,1 4r3s_B_,25,73,1,1 4r3s_B_,28,30,1,1 4r3s_B_,28,96,1,1 4r3s_B_,29,36,1,1 4r3s_B_,29,72,1,1 4r3s_B_,30,35,1,1 4r3s_B_,30,72,1,1 4r3s_B_,30,96,1,1 4r3s_B_,31,34,1,1 4r3s_B_,36,95,1,1 4r3s_B_,37,55,1,1 4r3s_B_,38,93,1,1 4r3s_B_,39,51,1,1 4r3s_B_,39,52,1,1 4r3s_B_,40,91,1,1 4r3s_B_,41,49,1,1 4r3s_B_,41,90,1,1 4r3s_B_,42,46,1,1 4r3s_B_,42,89,1,1 4r3s_B_,43,46,1,1 4r3s_B_,43,85,1,1 4r3s_B_,51,59,1,1 4r3s_B_,53,57,1,1 4r3s_B_,54,56,1,1 4r3s_B_,59,62,1,1 4r3s_B_,63,66,1,1 4r3s_B_,65,80,1,1 4r3s_B_,65,81,1,1 4r3s_B_,65,86,1,1 4r3s_B_,67,78,1,1 4r3s_B_,69,76,1,1 4r3s_B_,71,74,1,1 4r3s_B_,73,74,1,1 4r3s_B_,83,86,1,1 4r3s_B_,84,87,1,1 4r3s_B_,86,90,1,1 4r3s_B_,88,108,1,1 4r3s_B_,90,106,1,1 4r3s_B_,92,103,1,1 4r3s_B_,94,96,1,1 4r3s_B_,94,97,1,1 4r3s_B_,94,101,1,1