pair,contact1,contact2,flow1,flow2 2ns2_A_,3,7,1,1 2ns2_A_,4,7,1,1 2ns2_A_,6,27,1,1 2ns2_A_,7,27,1,1 2ns2_A_,8,43,1,1 2ns2_A_,8,65,1,1 2ns2_A_,9,25,1,1 2ns2_A_,10,63,1,1 2ns2_A_,11,12,1,1 2ns2_A_,11,23,1,1 2ns2_A_,11,42,1,1 2ns2_A_,12,60,1,1 2ns2_A_,13,21,1,1 2ns2_A_,14,16,1,1 2ns2_A_,14,18,1,1 2ns2_A_,14,58,1,1 2ns2_A_,15,18,1,1 2ns2_A_,21,23,1,1 2ns2_A_,24,43,1,1 2ns2_A_,26,41,1,1 2ns2_A_,28,39,1,1 2ns2_A_,29,39,1,1 2ns2_A_,29,175,1,1 2ns2_A_,30,35,1,1 2ns2_A_,31,34,1,1 2ns2_A_,31,37,1,1 2ns2_A_,34,37,1,1 2ns2_A_,36,55,1,1 2ns2_A_,38,51,1,1 2ns2_A_,38,54,1,1 2ns2_A_,40,49,1,1 2ns2_A_,41,42,1,1 2ns2_A_,41,45,1,1 2ns2_A_,42,45,1,1 2ns2_A_,46,129,1,1 2ns2_A_,46,130,1,1 2ns2_A_,48,127,1,1 2ns2_A_,50,192,1,1 2ns2_A_,52,55,1,1 2ns2_A_,52,56,1,1 2ns2_A_,56,58,1,1 2ns2_A_,56,59,1,1 2ns2_A_,76,80,1,1 2ns2_A_,77,81,1,1 2ns2_A_,78,82,1,1 2ns2_A_,79,83,1,1 2ns2_A_,81,84,1,1 2ns2_A_,82,86,1,1 2ns2_A_,83,86,1,1 2ns2_A_,85,106,1,1 2ns2_A_,86,106,1,1 2ns2_A_,87,144,1,1 2ns2_A_,87,146,1,1 2ns2_A_,88,104,1,1 2ns2_A_,89,142,1,1 2ns2_A_,90,102,1,1 2ns2_A_,91,140,1,1 2ns2_A_,92,100,1,1 2ns2_A_,94,98,1,1 2ns2_A_,97,98,1,1 2ns2_A_,103,122,1,1 2ns2_A_,105,120,1,1 2ns2_A_,107,118,1,1 2ns2_A_,108,118,1,1 2ns2_A_,109,114,1,1 2ns2_A_,110,116,1,1 2ns2_A_,111,113,1,1 2ns2_A_,113,116,1,1 2ns2_A_,115,131,1,1 2ns2_A_,117,130,1,1 2ns2_A_,119,128,1,1 2ns2_A_,120,126,1,1 2ns2_A_,121,124,1,1 2ns2_A_,122,123,1,1 2ns2_A_,124,126,1,1 2ns2_A_,124,128,1,1 2ns2_A_,125,196,1,1 2ns2_A_,127,194,1,1 2ns2_A_,131,134,1,1 2ns2_A_,132,136,1,1 2ns2_A_,133,137,1,1 2ns2_A_,134,138,1,1 2ns2_A_,135,140,1,1 2ns2_A_,136,139,1,1 2ns2_A_,154,157,1,1 2ns2_A_,154,184,1,1 2ns2_A_,156,173,1,1 2ns2_A_,157,173,1,1 2ns2_A_,159,171,1,1 2ns2_A_,160,168,1,1 2ns2_A_,161,169,1,1 2ns2_A_,163,166,1,1 2ns2_A_,163,167,1,1 2ns2_A_,165,167,1,1 2ns2_A_,169,190,1,1 2ns2_A_,170,189,1,1 2ns2_A_,172,187,1,1 2ns2_A_,174,185,1,1 2ns2_A_,175,185,1,1 2ns2_A_,176,181,1,1 2ns2_A_,177,180,1,1 2ns2_A_,177,183,1,1 2ns2_A_,180,183,1,1 2ns2_A_,182,198,1,1 2ns2_A_,182,199,1,1 2ns2_A_,184,197,1,1 2ns2_A_,186,195,1,1 2ns2_A_,187,188,1,1 2ns2_A_,187,191,1,1 2ns2_A_,188,191,1,1 2ns2_A_,191,193,1,1 2ns2_A_,191,195,1,1