pair,contact1,contact2,flow1,flow2 1z1s_A_,1,4,1,1 1z1s_A_,2,5,1,1 1z1s_A_,9,12,1,1 1z1s_A_,9,13,1,1 1z1s_A_,10,14,1,1 1z1s_A_,10,84,1,1 1z1s_A_,11,15,1,1 1z1s_A_,11,80,1,1 1z1s_A_,12,16,1,1 1z1s_A_,13,17,1,1 1z1s_A_,14,17,1,1 1z1s_A_,14,18,1,1 1z1s_A_,15,19,1,1 1z1s_A_,16,20,1,1 1z1s_A_,17,21,1,1 1z1s_A_,18,22,1,1 1z1s_A_,19,23,1,1 1z1s_A_,20,25,1,1 1z1s_A_,21,24,1,1 1z1s_A_,22,73,1,1 1z1s_A_,24,26,1,1 1z1s_A_,25,28,1,1 1z1s_A_,25,29,1,1 1z1s_A_,26,30,1,1 1z1s_A_,27,31,1,1 1z1s_A_,27,56,1,1 1z1s_A_,29,32,1,1 1z1s_A_,30,33,1,1 1z1s_A_,32,119,1,1 1z1s_A_,33,55,1,1 1z1s_A_,34,37,1,1 1z1s_A_,34,119,1,1 1z1s_A_,35,55,1,1 1z1s_A_,37,54,1,1 1z1s_A_,38,120,1,1 1z1s_A_,38,122,1,1 1z1s_A_,39,52,1,1 1z1s_A_,40,51,1,1 1z1s_A_,40,122,1,1 1z1s_A_,40,123,1,1 1z1s_A_,40,124,1,1 1z1s_A_,41,50,1,1 1z1s_A_,45,48,1,1 1z1s_A_,49,51,1,1 1z1s_A_,51,53,1,1 1z1s_A_,53,57,1,1 1z1s_A_,54,58,1,1 1z1s_A_,55,56,1,1 1z1s_A_,55,59,1,1 1z1s_A_,56,60,1,1 1z1s_A_,58,61,1,1 1z1s_A_,59,62,1,1 1z1s_A_,59,63,1,1 1z1s_A_,62,65,1,1 1z1s_A_,64,67,1,1 1z1s_A_,65,68,1,1 1z1s_A_,65,69,1,1 1z1s_A_,67,98,1,1 1z1s_A_,68,98,1,1 1z1s_A_,70,96,1,1 1z1s_A_,72,94,1,1 1z1s_A_,74,92,1,1 1z1s_A_,75,77,1,1 1z1s_A_,77,90,1,1 1z1s_A_,79,88,1,1 1z1s_A_,79,90,1,1 1z1s_A_,81,83,1,1 1z1s_A_,81,86,1,1 1z1s_A_,83,85,1,1 1z1s_A_,83,86,1,1 1z1s_A_,85,114,1,1 1z1s_A_,87,112,1,1 1z1s_A_,89,110,1,1 1z1s_A_,91,108,1,1 1z1s_A_,92,94,1,1 1z1s_A_,92,107,1,1 1z1s_A_,93,106,1,1 1z1s_A_,95,104,1,1 1z1s_A_,97,101,1,1 1z1s_A_,97,102,1,1 1z1s_A_,100,102,1,1 1z1s_A_,100,134,1,1 1z1s_A_,105,130,1,1 1z1s_A_,106,107,1,1 1z1s_A_,109,125,1,1 1z1s_A_,111,123,1,1 1z1s_A_,113,120,1,1 1z1s_A_,113,121,1,1 1z1s_A_,115,118,1,1 1z1s_A_,124,126,1,1 1z1s_A_,127,129,1,1 1z1s_A_,127,131,1,1 1z1s_A_,128,132,1,1 1z1s_A_,129,133,1,1 1z1s_A_,130,134,1,1 1z1s_A_,131,135,1,1 1z1s_A_,132,136,1,1