pair,contact1,contact2,flow1,flow2 1py2_A_,1,5,1,1 1py2_A_,2,6,1,1 1py2_A_,3,7,1,1 1py2_A_,4,8,1,1 1py2_A_,5,9,1,1 1py2_A_,6,10,1,1 1py2_A_,7,11,1,1 1py2_A_,8,12,1,1 1py2_A_,9,13,1,1 1py2_A_,10,14,1,1 1py2_A_,11,15,1,1 1py2_A_,12,16,1,1 1py2_A_,13,17,1,1 1py2_A_,14,18,1,1 1py2_A_,15,19,1,1 1py2_A_,16,20,1,1 1py2_A_,17,21,1,1 1py2_A_,19,23,1,1 1py2_A_,20,24,1,1 1py2_A_,22,25,1,1 1py2_A_,28,32,1,1 1py2_A_,31,34,1,1 1py2_A_,34,36,1,1 1py2_A_,37,97,1,1 1py2_A_,38,55,1,1 1py2_A_,39,93,1,1 1py2_A_,41,91,1,1 1py2_A_,44,48,1,1 1py2_A_,45,48,1,1 1py2_A_,46,49,1,1 1py2_A_,48,51,1,1 1py2_A_,48,90,1,1 1py2_A_,49,53,1,1 1py2_A_,50,54,1,1 1py2_A_,51,91,1,1 1py2_A_,52,55,1,1 1py2_A_,53,56,1,1 1py2_A_,53,84,1,1 1py2_A_,54,92,1,1 1py2_A_,55,59,1,1 1py2_A_,56,60,1,1 1py2_A_,57,61,1,1 1py2_A_,58,62,1,1 1py2_A_,59,63,1,1 1py2_A_,60,64,1,1 1py2_A_,61,65,1,1 1py2_A_,68,72,1,1 1py2_A_,69,73,1,1 1py2_A_,70,74,1,1 1py2_A_,71,75,1,1 1py2_A_,72,76,1,1 1py2_A_,73,77,1,1 1py2_A_,74,78,1,1 1py2_A_,75,79,1,1 1py2_A_,76,80,1,1 1py2_A_,77,81,1,1 1py2_A_,78,82,1,1 1py2_A_,79,83,1,1 1py2_A_,80,84,1,1 1py2_A_,98,102,1,1 1py2_A_,99,103,1,1 1py2_A_,100,104,1,1 1py2_A_,101,105,1,1 1py2_A_,103,107,1,1 1py2_A_,104,108,1,1 1py2_A_,105,109,1,1 1py2_A_,106,110,1,1 1py2_A_,107,111,1,1 1py2_A_,108,112,1,1 1py2_A_,109,112,1,1 1py2_A_,109,113,1,1 1py2_A_,110,114,1,1 1py2_A_,112,116,1,1 1py2_A_,113,116,1,1