pair,contact1,contact2,flow1,flow2 2a2f_X_,1,4,1,1 2a2f_X_,1,5,1,1 2a2f_X_,2,6,1,1 2a2f_X_,3,7,1,1 2a2f_X_,4,8,1,1 2a2f_X_,5,9,1,1 2a2f_X_,6,10,1,1 2a2f_X_,7,11,1,1 2a2f_X_,8,11,1,1 2a2f_X_,8,12,1,1 2a2f_X_,9,13,1,1 2a2f_X_,10,14,1,1 2a2f_X_,11,15,1,1 2a2f_X_,12,16,1,1 2a2f_X_,13,17,1,1 2a2f_X_,14,18,1,1 2a2f_X_,15,19,1,1 2a2f_X_,16,20,1,1 2a2f_X_,18,21,1,1 2a2f_X_,18,22,1,1 2a2f_X_,19,23,1,1 2a2f_X_,20,24,1,1 2a2f_X_,21,25,1,1 2a2f_X_,21,77,1,1 2a2f_X_,22,26,1,1 2a2f_X_,22,114,1,1 2a2f_X_,23,27,1,1 2a2f_X_,24,28,1,1 2a2f_X_,25,29,1,1 2a2f_X_,26,30,1,1 2a2f_X_,27,30,1,1 2a2f_X_,27,31,1,1 2a2f_X_,28,32,1,1 2a2f_X_,29,33,1,1 2a2f_X_,29,35,1,1 2a2f_X_,33,36,1,1 2a2f_X_,38,65,1,1 2a2f_X_,38,67,1,1 2a2f_X_,42,44,1,1 2a2f_X_,42,46,1,1 2a2f_X_,43,47,1,1 2a2f_X_,46,49,1,1 2a2f_X_,46,50,1,1 2a2f_X_,47,51,1,1 2a2f_X_,49,53,1,1 2a2f_X_,61,64,1,1 2a2f_X_,66,135,1,1 2a2f_X_,68,70,1,1 2a2f_X_,68,71,1,1 2a2f_X_,68,139,1,1 2a2f_X_,69,73,1,1 2a2f_X_,70,74,1,1 2a2f_X_,71,75,1,1 2a2f_X_,72,76,1,1 2a2f_X_,73,77,1,1 2a2f_X_,74,78,1,1 2a2f_X_,75,79,1,1 2a2f_X_,76,80,1,1 2a2f_X_,77,81,1,1 2a2f_X_,78,82,1,1 2a2f_X_,79,83,1,1 2a2f_X_,80,84,1,1 2a2f_X_,81,85,1,1 2a2f_X_,82,86,1,1 2a2f_X_,83,87,1,1 2a2f_X_,84,88,1,1 2a2f_X_,85,89,1,1 2a2f_X_,86,90,1,1 2a2f_X_,87,91,1,1 2a2f_X_,88,92,1,1 2a2f_X_,89,94,1,1 2a2f_X_,90,93,1,1 2a2f_X_,92,93,1,1 2a2f_X_,95,98,1,1 2a2f_X_,95,99,1,1 2a2f_X_,96,100,1,1 2a2f_X_,96,160,1,1 2a2f_X_,97,101,1,1 2a2f_X_,98,102,1,1 2a2f_X_,99,103,1,1 2a2f_X_,100,104,1,1 2a2f_X_,101,105,1,1 2a2f_X_,102,105,1,1 2a2f_X_,102,106,1,1 2a2f_X_,103,107,1,1 2a2f_X_,104,151,1,1 2a2f_X_,106,110,1,1 2a2f_X_,107,111,1,1 2a2f_X_,108,112,1,1 2a2f_X_,109,113,1,1 2a2f_X_,110,114,1,1 2a2f_X_,111,114,1,1 2a2f_X_,111,115,1,1 2a2f_X_,112,116,1,1 2a2f_X_,113,117,1,1 2a2f_X_,114,118,1,1 2a2f_X_,115,119,1,1 2a2f_X_,116,120,1,1 2a2f_X_,117,121,1,1 2a2f_X_,118,122,1,1 2a2f_X_,119,123,1,1 2a2f_X_,122,125,1,1 2a2f_X_,123,179,1,1 2a2f_X_,125,128,1,1 2a2f_X_,127,132,1,1 2a2f_X_,128,179,1,1 2a2f_X_,129,133,1,1 2a2f_X_,130,134,1,1 2a2f_X_,131,135,1,1 2a2f_X_,132,136,1,1 2a2f_X_,133,137,1,1 2a2f_X_,134,138,1,1 2a2f_X_,135,139,1,1 2a2f_X_,136,140,1,1 2a2f_X_,137,140,1,1 2a2f_X_,137,141,1,1 2a2f_X_,138,141,1,1 2a2f_X_,138,142,1,1 2a2f_X_,139,143,1,1 2a2f_X_,140,144,1,1 2a2f_X_,141,145,1,1 2a2f_X_,143,146,1,1 2a2f_X_,144,147,1,1 2a2f_X_,147,150,1,1 2a2f_X_,147,151,1,1 2a2f_X_,148,152,1,1 2a2f_X_,149,153,1,1 2a2f_X_,150,154,1,1 2a2f_X_,151,155,1,1 2a2f_X_,152,156,1,1 2a2f_X_,153,157,1,1 2a2f_X_,154,158,1,1 2a2f_X_,155,158,1,1 2a2f_X_,155,160,1,1 2a2f_X_,156,159,1,1 2a2f_X_,168,171,1,1 2a2f_X_,168,172,1,1 2a2f_X_,170,174,1,1 2a2f_X_,171,175,1,1 2a2f_X_,172,176,1,1 2a2f_X_,173,177,1,1 2a2f_X_,174,178,1,1 2a2f_X_,175,179,1,1 2a2f_X_,176,180,1,1 2a2f_X_,177,181,1,1 2a2f_X_,178,182,1,1 2a2f_X_,179,182,1,1 2a2f_X_,179,183,1,1 2a2f_X_,180,184,1,1 2a2f_X_,181,185,1,1 2a2f_X_,182,186,1,1 2a2f_X_,183,187,1,1 2a2f_X_,184,188,1,1 2a2f_X_,185,236,1,1 2a2f_X_,185,240,1,1 2a2f_X_,186,189,1,1 2a2f_X_,187,190,1,1 2a2f_X_,188,191,1,1 2a2f_X_,192,195,1,1 2a2f_X_,193,258,1,1 2a2f_X_,197,199,1,1 2a2f_X_,199,254,1,1 2a2f_X_,201,204,1,1 2a2f_X_,201,205,1,1 2a2f_X_,201,254,1,1 2a2f_X_,201,258,1,1 2a2f_X_,202,206,1,1 2a2f_X_,203,207,1,1 2a2f_X_,204,208,1,1 2a2f_X_,205,209,1,1 2a2f_X_,206,210,1,1 2a2f_X_,207,211,1,1 2a2f_X_,208,212,1,1 2a2f_X_,209,213,1,1 2a2f_X_,210,214,1,1 2a2f_X_,211,214,1,1 2a2f_X_,211,215,1,1 2a2f_X_,212,216,1,1 2a2f_X_,214,217,1,1 2a2f_X_,215,218,1,1 2a2f_X_,215,219,1,1 2a2f_X_,217,221,1,1 2a2f_X_,218,221,1,1 2a2f_X_,218,222,1,1 2a2f_X_,222,226,1,1 2a2f_X_,223,227,1,1 2a2f_X_,224,228,1,1 2a2f_X_,225,229,1,1 2a2f_X_,226,230,1,1 2a2f_X_,227,231,1,1 2a2f_X_,227,272,1,1 2a2f_X_,228,232,1,1 2a2f_X_,229,233,1,1 2a2f_X_,230,234,1,1 2a2f_X_,231,235,1,1 2a2f_X_,231,278,1,1 2a2f_X_,232,236,1,1 2a2f_X_,232,239,1,1 2a2f_X_,233,237,1,1 2a2f_X_,234,238,1,1 2a2f_X_,235,239,1,1 2a2f_X_,236,239,1,1 2a2f_X_,236,240,1,1 2a2f_X_,237,241,1,1 2a2f_X_,238,242,1,1 2a2f_X_,238,286,1,1 2a2f_X_,239,243,1,1 2a2f_X_,241,244,1,1 2a2f_X_,241,245,1,1 2a2f_X_,242,246,1,1 2a2f_X_,244,247,1,1 2a2f_X_,249,253,1,1 2a2f_X_,250,253,1,1 2a2f_X_,251,254,1,1 2a2f_X_,251,255,1,1 2a2f_X_,254,258,1,1 2a2f_X_,255,259,1,1 2a2f_X_,256,260,1,1 2a2f_X_,257,261,1,1 2a2f_X_,258,262,1,1 2a2f_X_,259,263,1,1 2a2f_X_,260,264,1,1 2a2f_X_,261,265,1,1 2a2f_X_,262,266,1,1 2a2f_X_,263,267,1,1 2a2f_X_,263,287,1,1 2a2f_X_,265,268,1,1 2a2f_X_,278,281,1,1 2a2f_X_,279,282,1,1 2a2f_X_,280,283,1,1 2a2f_X_,281,284,1,1 2a2f_X_,283,287,1,1 2a2f_X_,284,288,1,1 2a2f_X_,285,289,1,1 2a2f_X_,286,290,1,1 2a2f_X_,287,291,1,1 2a2f_X_,288,292,1,1 2a2f_X_,289,293,1,1 2a2f_X_,290,293,1,1 2a2f_X_,290,294,1,1 2a2f_X_,291,295,1,1