pair,contact1,contact2,flow1,flow2 2rtq_B_,1,5,1,1 2rtq_B_,2,5,1,1 2rtq_B_,2,6,1,1 2rtq_B_,5,9,1,1 2rtq_B_,6,21,1,1 2rtq_B_,6,120,1,1 2rtq_B_,7,19,1,1 2rtq_B_,8,121,1,1 2rtq_B_,8,122,1,1 2rtq_B_,9,17,1,1 2rtq_B_,10,119,1,1 2rtq_B_,11,13,1,1 2rtq_B_,11,14,1,1 2rtq_B_,11,15,1,1 2rtq_B_,12,116,1,1 2rtq_B_,12,117,1,1 2rtq_B_,15,34,1,1 2rtq_B_,16,32,1,1 2rtq_B_,18,30,1,1 2rtq_B_,20,28,1,1 2rtq_B_,22,25,1,1 2rtq_B_,22,26,1,1 2rtq_B_,22,48,1,1 2rtq_B_,24,26,1,1 2rtq_B_,24,47,1,1 2rtq_B_,25,48,1,1 2rtq_B_,27,46,1,1 2rtq_B_,29,44,1,1 2rtq_B_,31,42,1,1 2rtq_B_,33,35,1,1 2rtq_B_,37,72,1,1 2rtq_B_,39,42,1,1 2rtq_B_,39,69,1,1 2rtq_B_,41,69,1,1 2rtq_B_,45,64,1,1 2rtq_B_,47,62,1,1 2rtq_B_,49,60,1,1 2rtq_B_,53,55,1,1 2rtq_B_,53,56,1,1 2rtq_B_,55,57,1,1 2rtq_B_,59,84,1,1 2rtq_B_,61,82,1,1 2rtq_B_,63,80,1,1 2rtq_B_,65,78,1,1 2rtq_B_,66,68,1,1 2rtq_B_,67,74,1,1 2rtq_B_,67,76,1,1 2rtq_B_,67,78,1,1 2rtq_B_,69,71,1,1 2rtq_B_,69,72,1,1 2rtq_B_,73,75,1,1 2rtq_B_,75,101,1,1 2rtq_B_,77,99,1,1 2rtq_B_,79,97,1,1 2rtq_B_,80,116,1,1 2rtq_B_,81,95,1,1 2rtq_B_,83,93,1,1 2rtq_B_,85,91,1,1 2rtq_B_,90,91,1,1 2rtq_B_,90,120,1,1 2rtq_B_,92,118,1,1 2rtq_B_,94,116,1,1 2rtq_B_,96,114,1,1 2rtq_B_,96,116,1,1 2rtq_B_,98,112,1,1 2rtq_B_,99,111,1,1 2rtq_B_,100,110,1,1 2rtq_B_,102,103,1,1 2rtq_B_,103,106,1,1 2rtq_B_,104,107,1,1 2rtq_B_,106,109,1,1 2rtq_B_,107,110,1,1 2rtq_B_,110,111,1,1