pair,contact1,contact2,flow1,flow2 1ssf_A_,1,2,1,1 1ssf_A_,6,23,1,1 1ssf_A_,7,52,1,1 1ssf_A_,8,21,1,1 1ssf_A_,9,50,1,1 1ssf_A_,10,19,1,1 1ssf_A_,11,48,1,1 1ssf_A_,13,15,1,1 1ssf_A_,16,107,1,1 1ssf_A_,18,105,1,1 1ssf_A_,20,100,1,1 1ssf_A_,21,100,1,1 1ssf_A_,22,35,1,1 1ssf_A_,24,33,1,1 1ssf_A_,25,33,1,1 1ssf_A_,30,46,1,1 1ssf_A_,32,44,1,1 1ssf_A_,34,42,1,1 1ssf_A_,36,39,1,1 1ssf_A_,36,40,1,1 1ssf_A_,52,54,1,1 1ssf_A_,53,54,1,1 1ssf_A_,56,58,1,1 1ssf_A_,56,59,1,1 1ssf_A_,59,75,1,1 1ssf_A_,60,109,1,1 1ssf_A_,61,73,1,1 1ssf_A_,62,104,1,1 1ssf_A_,63,65,1,1 1ssf_A_,63,71,1,1 1ssf_A_,64,102,1,1 1ssf_A_,65,71,1,1 1ssf_A_,66,69,1,1 1ssf_A_,72,91,1,1 1ssf_A_,74,90,1,1 1ssf_A_,76,88,1,1 1ssf_A_,77,88,1,1 1ssf_A_,79,86,1,1 1ssf_A_,81,83,1,1 1ssf_A_,81,84,1,1 1ssf_A_,87,98,1,1 1ssf_A_,89,96,1,1 1ssf_A_,91,94,1,1 1ssf_A_,99,102,1,1 1ssf_A_,100,103,1,1 1ssf_A_,106,109,1,1 1ssf_A_,107,110,1,1 1ssf_A_,107,111,1,1 1ssf_A_,108,112,1,1 1ssf_A_,110,114,1,1 1ssf_A_,112,116,1,1 1ssf_A_,113,116,1,1 1ssf_A_,113,117,1,1 1ssf_A_,118,120,1,1