pair,contact1,contact2,flow1,flow2 7y8r_B_,19,21,1,1 7y8r_B_,21,47,1,1 7y8r_B_,22,26,1,1 7y8r_B_,23,27,1,1 7y8r_B_,24,28,1,1 7y8r_B_,25,29,1,1 7y8r_B_,26,30,1,1 7y8r_B_,27,31,1,1 7y8r_B_,28,32,1,1 7y8r_B_,29,33,1,1 7y8r_B_,30,35,1,1 7y8r_B_,31,34,1,1 7y8r_B_,39,42,1,1 7y8r_B_,41,45,1,1 7y8r_B_,42,46,1,1 7y8r_B_,43,47,1,1 7y8r_B_,44,48,1,1 7y8r_B_,45,49,1,1 7y8r_B_,46,50,1,1 7y8r_B_,47,51,1,1 7y8r_B_,48,52,1,1 7y8r_B_,49,53,1,1 7y8r_B_,50,54,1,1 7y8r_B_,51,55,1,1 7y8r_B_,52,56,1,1 7y8r_B_,53,57,1,1 7y8r_B_,54,58,1,1 7y8r_B_,55,59,1,1 7y8r_B_,56,60,1,1 7y8r_B_,57,61,1,1 7y8r_B_,58,62,1,1 7y8r_B_,59,63,1,1 7y8r_B_,60,64,1,1 7y8r_B_,61,65,1,1 7y8r_B_,62,66,1,1 7y8r_B_,63,67,1,1 7y8r_B_,64,68,1,1 7y8r_B_,65,70,1,1 7y8r_B_,65,77,1,1 7y8r_B_,66,69,1,1 7y8r_B_,70,72,1,1 7y8r_B_,70,77,1,1 7y8r_B_,74,77,1,1 7y8r_B_,74,78,1,1 7y8r_B_,75,79,1,1 7y8r_B_,76,80,1,1 7y8r_B_,77,81,1,1 7y8r_B_,78,82,1,1 7y8r_B_,79,83,1,1 7y8r_B_,80,84,1,1 7y8r_B_,81,85,1,1 7y8r_B_,82,87,1,1 7y8r_B_,83,86,1,1