pair,contact1,contact2,flow1,flow2 2bpd_A_,2,14,1,1 2bpd_A_,4,7,1,1 2bpd_A_,8,15,1,1 2bpd_A_,10,13,1,1 2bpd_A_,13,125,1,1 2bpd_A_,14,126,1,1 2bpd_A_,15,46,1,1 2bpd_A_,15,125,1,1 2bpd_A_,16,124,1,1 2bpd_A_,18,122,1,1 2bpd_A_,22,23,1,1 2bpd_A_,22,63,1,1 2bpd_A_,22,120,1,1 2bpd_A_,23,26,1,1 2bpd_A_,23,27,1,1 2bpd_A_,24,28,1,1 2bpd_A_,24,64,1,1 2bpd_A_,24,116,1,1 2bpd_A_,25,29,1,1 2bpd_A_,26,30,1,1 2bpd_A_,27,31,1,1 2bpd_A_,28,32,1,1 2bpd_A_,29,33,1,1 2bpd_A_,31,34,1,1 2bpd_A_,31,36,1,1 2bpd_A_,32,35,1,1 2bpd_A_,34,126,1,1 2bpd_A_,37,38,1,1 2bpd_A_,37,125,1,1 2bpd_A_,37,127,1,1 2bpd_A_,38,78,1,1 2bpd_A_,39,65,1,1 2bpd_A_,39,123,1,1 2bpd_A_,40,79,1,1 2bpd_A_,40,81,1,1 2bpd_A_,40,125,1,1 2bpd_A_,42,46,1,1 2bpd_A_,43,46,1,1 2bpd_A_,43,47,1,1 2bpd_A_,44,48,1,1 2bpd_A_,44,86,1,1 2bpd_A_,45,49,1,1 2bpd_A_,46,50,1,1 2bpd_A_,47,51,1,1 2bpd_A_,48,52,1,1 2bpd_A_,49,52,1,1 2bpd_A_,50,53,1,1 2bpd_A_,50,54,1,1 2bpd_A_,51,54,1,1 2bpd_A_,51,55,1,1 2bpd_A_,51,109,1,1 2bpd_A_,52,53,1,1 2bpd_A_,52,55,1,1 2bpd_A_,53,56,1,1 2bpd_A_,53,57,1,1 2bpd_A_,54,57,1,1 2bpd_A_,54,108,1,1 2bpd_A_,56,57,1,1 2bpd_A_,57,60,1,1 2bpd_A_,60,107,1,1 2bpd_A_,61,120,1,1 2bpd_A_,61,121,1,1 2bpd_A_,62,106,1,1 2bpd_A_,63,121,1,1 2bpd_A_,63,123,1,1 2bpd_A_,64,104,1,1 2bpd_A_,66,104,1,1 2bpd_A_,67,76,1,1 2bpd_A_,68,102,1,1 2bpd_A_,70,73,1,1 2bpd_A_,71,102,1,1 2bpd_A_,75,83,1,1 2bpd_A_,77,80,1,1 2bpd_A_,77,81,1,1 2bpd_A_,79,81,1,1 2bpd_A_,84,86,1,1 2bpd_A_,86,87,1,1 2bpd_A_,91,111,1,1 2bpd_A_,91,113,1,1 2bpd_A_,92,94,1,1 2bpd_A_,98,100,1,1 2bpd_A_,98,101,1,1 2bpd_A_,99,102,1,1 2bpd_A_,100,102,1,1 2bpd_A_,101,113,1,1 2bpd_A_,103,114,1,1 2bpd_A_,105,112,1,1 2bpd_A_,107,110,1,1 2bpd_A_,114,115,1,1 2bpd_A_,115,118,1,1