pair,contact1,contact2,flow1,flow2 6xa1_SL_,3,5,1,1 6xa1_SL_,4,10,1,1 6xa1_SL_,9,17,1,1 6xa1_SL_,12,15,1,1 6xa1_SL_,12,25,1,1 6xa1_SL_,24,39,1,1 6xa1_SL_,24,44,1,1 6xa1_SL_,27,35,1,1 6xa1_SL_,27,51,1,1 6xa1_SL_,27,55,1,1 6xa1_SL_,30,33,1,1 6xa1_SL_,37,40,1,1 6xa1_SL_,37,41,1,1 6xa1_SL_,38,42,1,1 6xa1_SL_,44,49,1,1 6xa1_SL_,45,73,1,1 6xa1_SL_,46,48,1,1 6xa1_SL_,46,49,1,1 6xa1_SL_,46,101,1,1 6xa1_SL_,47,54,1,1 6xa1_SL_,48,123,1,1 6xa1_SL_,48,130,1,1 6xa1_SL_,49,52,1,1 6xa1_SL_,49,103,1,1 6xa1_SL_,58,119,1,1 6xa1_SL_,60,119,1,1 6xa1_SL_,62,117,1,1 6xa1_SL_,64,115,1,1 6xa1_SL_,65,78,1,1 6xa1_SL_,66,113,1,1 6xa1_SL_,67,76,1,1 6xa1_SL_,68,76,1,1 6xa1_SL_,72,74,1,1 6xa1_SL_,73,102,1,1 6xa1_SL_,75,100,1,1 6xa1_SL_,77,98,1,1 6xa1_SL_,79,96,1,1 6xa1_SL_,81,94,1,1 6xa1_SL_,83,92,1,1 6xa1_SL_,85,90,1,1 6xa1_SL_,86,89,1,1 6xa1_SL_,88,90,1,1 6xa1_SL_,101,129,1,1 6xa1_SL_,101,131,1,1 6xa1_SL_,110,113,1,1 6xa1_SL_,114,135,1,1 6xa1_SL_,116,132,1,1 6xa1_SL_,116,133,1,1 6xa1_SL_,118,130,1,1 6xa1_SL_,120,121,1,1 6xa1_SL_,120,128,1,1 6xa1_SL_,123,124,1,1 6xa1_SL_,123,127,1,1 6xa1_SL_,124,128,1,1 6xa1_SL_,127,128,1,1 6xa1_SL_,137,140,1,1