pair,contact1,contact2,flow1,flow2 6tpq_b_,1,5,1,1 6tpq_b_,2,5,1,1 6tpq_b_,2,6,1,1 6tpq_b_,3,7,1,1 6tpq_b_,4,8,1,1 6tpq_b_,5,9,1,1 6tpq_b_,6,9,1,1 6tpq_b_,6,10,1,1 6tpq_b_,7,11,1,1 6tpq_b_,8,63,1,1 6tpq_b_,9,12,1,1 6tpq_b_,10,14,1,1 6tpq_b_,11,14,1,1 6tpq_b_,11,15,1,1 6tpq_b_,12,15,1,1 6tpq_b_,12,16,1,1 6tpq_b_,15,67,1,1 6tpq_b_,17,85,1,1 6tpq_b_,18,21,1,1 6tpq_b_,18,83,1,1 6tpq_b_,19,115,1,1 6tpq_b_,20,84,1,1 6tpq_b_,20,113,1,1 6tpq_b_,20,119,1,1 6tpq_b_,21,83,1,1 6tpq_b_,22,23,1,1 6tpq_b_,22,113,1,1 6tpq_b_,24,80,1,1 6tpq_b_,30,33,1,1 6tpq_b_,30,34,1,1 6tpq_b_,31,35,1,1 6tpq_b_,32,36,1,1 6tpq_b_,33,36,1,1 6tpq_b_,33,37,1,1 6tpq_b_,34,38,1,1 6tpq_b_,35,39,1,1 6tpq_b_,36,40,1,1 6tpq_b_,36,104,1,1 6tpq_b_,37,40,1,1 6tpq_b_,37,41,1,1 6tpq_b_,38,42,1,1 6tpq_b_,39,43,1,1 6tpq_b_,40,44,1,1 6tpq_b_,44,98,1,1 6tpq_b_,50,53,1,1 6tpq_b_,50,85,1,1 6tpq_b_,56,59,1,1 6tpq_b_,57,60,1,1 6tpq_b_,57,61,1,1 6tpq_b_,58,62,1,1 6tpq_b_,59,63,1,1 6tpq_b_,65,66,1,1 6tpq_b_,70,73,1,1 6tpq_b_,71,74,1,1 6tpq_b_,71,75,1,1 6tpq_b_,75,77,1,1 6tpq_b_,81,82,1,1 6tpq_b_,82,113,1,1 6tpq_b_,88,90,1,1 6tpq_b_,90,94,1,1 6tpq_b_,91,95,1,1 6tpq_b_,92,96,1,1 6tpq_b_,93,97,1,1 6tpq_b_,94,98,1,1 6tpq_b_,95,99,1,1 6tpq_b_,96,99,1,1 6tpq_b_,96,100,1,1 6tpq_b_,97,101,1,1 6tpq_b_,98,99,1,1 6tpq_b_,100,106,1,1 6tpq_b_,101,102,1,1 6tpq_b_,107,110,1,1