pair,contact1,contact2,flow1,flow2 2vil_A_,3,8,1,1 2vil_A_,4,6,1,1 2vil_A_,17,50,1,1 2vil_A_,19,48,1,1 2vil_A_,20,31,1,1 2vil_A_,21,46,1,1 2vil_A_,22,24,1,1 2vil_A_,23,44,1,1 2vil_A_,24,27,1,1 2vil_A_,37,115,1,1 2vil_A_,39,115,1,1 2vil_A_,41,43,1,1 2vil_A_,41,117,1,1 2vil_A_,45,64,1,1 2vil_A_,47,62,1,1 2vil_A_,49,60,1,1 2vil_A_,51,58,1,1 2vil_A_,53,56,1,1 2vil_A_,61,93,1,1 2vil_A_,61,95,1,1 2vil_A_,62,81,1,1 2vil_A_,63,95,1,1 2vil_A_,63,97,1,1 2vil_A_,64,102,1,1 2vil_A_,65,97,1,1 2vil_A_,70,73,1,1 2vil_A_,70,74,1,1 2vil_A_,71,75,1,1 2vil_A_,73,76,1,1 2vil_A_,73,77,1,1 2vil_A_,74,78,1,1 2vil_A_,75,79,1,1 2vil_A_,76,80,1,1 2vil_A_,77,81,1,1 2vil_A_,78,82,1,1 2vil_A_,79,82,1,1 2vil_A_,79,83,1,1 2vil_A_,80,84,1,1 2vil_A_,83,87,1,1 2vil_A_,84,88,1,1 2vil_A_,85,90,1,1 2vil_A_,86,89,1,1 2vil_A_,98,101,1,1 2vil_A_,98,102,1,1 2vil_A_,102,106,1,1 2vil_A_,103,107,1,1 2vil_A_,105,109,1,1 2vil_A_,106,110,1,1 2vil_A_,107,110,1,1 2vil_A_,110,112,1,1