pair,contact1,contact2,flow1,flow2 1blq_A_,3,7,1,1 1blq_A_,4,7,1,1 1blq_A_,5,8,1,1 1blq_A_,5,9,1,1 1blq_A_,6,10,1,1 1blq_A_,8,11,1,1 1blq_A_,8,12,1,1 1blq_A_,10,14,1,1 1blq_A_,13,15,1,1 1blq_A_,15,19,1,1 1blq_A_,16,20,1,1 1blq_A_,17,21,1,1 1blq_A_,19,23,1,1 1blq_A_,23,26,1,1 1blq_A_,24,27,1,1 1blq_A_,25,28,1,1 1blq_A_,37,42,1,1 1blq_A_,37,73,1,1 1blq_A_,38,42,1,1 1blq_A_,39,43,1,1 1blq_A_,41,44,1,1 1blq_A_,41,45,1,1 1blq_A_,42,46,1,1 1blq_A_,43,47,1,1 1blq_A_,47,50,1,1 1blq_A_,54,57,1,1 1blq_A_,56,60,1,1 1blq_A_,59,62,1,1 1blq_A_,59,63,1,1 1blq_A_,62,65,1,1 1blq_A_,66,71,1,1 1blq_A_,66,72,1,1 1blq_A_,74,78,1,1 1blq_A_,76,79,1,1 1blq_A_,78,81,1,1 1blq_A_,79,82,1,1 1blq_A_,79,83,1,1 1blq_A_,86,89,1,1