pair,contact1,contact2,flow1,flow2 4o27_B_,3,6,1,1 4o27_B_,3,7,1,1 4o27_B_,3,75,1,1 4o27_B_,4,8,1,1 4o27_B_,6,28,1,1 4o27_B_,9,26,1,1 4o27_B_,9,28,1,1 4o27_B_,11,24,1,1 4o27_B_,12,24,1,1 4o27_B_,14,22,1,1 4o27_B_,15,22,1,1 4o27_B_,21,38,1,1 4o27_B_,23,36,1,1 4o27_B_,25,34,1,1 4o27_B_,27,30,1,1 4o27_B_,27,31,1,1 4o27_B_,27,32,1,1 4o27_B_,35,83,1,1 4o27_B_,37,54,1,1 4o27_B_,37,81,1,1 4o27_B_,39,79,1,1 4o27_B_,40,44,1,1 4o27_B_,40,77,1,1 4o27_B_,41,77,1,1 4o27_B_,48,52,1,1 4o27_B_,51,54,1,1 4o27_B_,52,55,1,1 4o27_B_,52,56,1,1 4o27_B_,53,57,1,1 4o27_B_,54,58,1,1 4o27_B_,55,59,1,1 4o27_B_,56,59,1,1 4o27_B_,57,60,1,1 4o27_B_,57,61,1,1 4o27_B_,60,124,1,1 4o27_B_,60,152,1,1 4o27_B_,62,118,1,1 4o27_B_,63,65,1,1 4o27_B_,63,66,1,1 4o27_B_,64,143,1,1 4o27_B_,65,144,1,1 4o27_B_,67,144,1,1 4o27_B_,68,84,1,1 4o27_B_,69,72,1,1 4o27_B_,70,82,1,1 4o27_B_,71,82,1,1 4o27_B_,73,80,1,1 4o27_B_,75,78,1,1 4o27_B_,84,143,1,1 4o27_B_,89,136,1,1 4o27_B_,90,93,1,1 4o27_B_,90,94,1,1 4o27_B_,90,132,1,1 4o27_B_,91,95,1,1 4o27_B_,91,134,1,1 4o27_B_,92,95,1,1 4o27_B_,92,131,1,1 4o27_B_,93,96,1,1 4o27_B_,101,103,1,1 4o27_B_,101,105,1,1 4o27_B_,102,106,1,1 4o27_B_,102,228,1,1 4o27_B_,103,107,1,1 4o27_B_,104,107,1,1 4o27_B_,104,108,1,1 4o27_B_,105,109,1,1 4o27_B_,106,110,1,1 4o27_B_,107,111,1,1 4o27_B_,108,112,1,1 4o27_B_,109,113,1,1 4o27_B_,110,114,1,1 4o27_B_,111,114,1,1 4o27_B_,112,116,1,1 4o27_B_,115,119,1,1 4o27_B_,116,120,1,1 4o27_B_,117,121,1,1 4o27_B_,117,250,1,1 4o27_B_,118,121,1,1 4o27_B_,119,124,1,1 4o27_B_,120,123,1,1 4o27_B_,120,185,1,1 4o27_B_,122,124,1,1 4o27_B_,123,153,1,1 4o27_B_,125,151,1,1 4o27_B_,126,128,1,1 4o27_B_,126,145,1,1 4o27_B_,126,185,1,1 4o27_B_,127,149,1,1 4o27_B_,127,180,1,1 4o27_B_,127,185,1,1 4o27_B_,128,133,1,1 4o27_B_,128,166,1,1 4o27_B_,130,133,1,1 4o27_B_,130,166,1,1 4o27_B_,131,134,1,1 4o27_B_,131,195,1,1 4o27_B_,135,143,1,1 4o27_B_,137,140,1,1 4o27_B_,137,141,1,1 4o27_B_,140,265,1,1 4o27_B_,154,156,1,1 4o27_B_,157,159,1,1 4o27_B_,160,180,1,1 4o27_B_,166,169,1,1 4o27_B_,169,188,1,1 4o27_B_,171,174,1,1 4o27_B_,171,175,1,1 4o27_B_,172,176,1,1 4o27_B_,173,178,1,1 4o27_B_,173,246,1,1 4o27_B_,174,177,1,1 4o27_B_,181,183,1,1 4o27_B_,181,184,1,1 4o27_B_,182,185,1,1 4o27_B_,183,186,1,1 4o27_B_,183,187,1,1 4o27_B_,183,246,1,1 4o27_B_,184,188,1,1 4o27_B_,185,189,1,1 4o27_B_,186,190,1,1 4o27_B_,187,191,1,1 4o27_B_,188,192,1,1 4o27_B_,189,193,1,1 4o27_B_,190,194,1,1 4o27_B_,191,195,1,1 4o27_B_,192,196,1,1 4o27_B_,193,197,1,1 4o27_B_,194,197,1,1 4o27_B_,194,198,1,1 4o27_B_,201,204,1,1 4o27_B_,207,209,1,1 4o27_B_,207,210,1,1 4o27_B_,207,211,1,1 4o27_B_,210,213,1,1 4o27_B_,210,214,1,1 4o27_B_,211,215,1,1 4o27_B_,214,218,1,1 4o27_B_,215,241,1,1 4o27_B_,216,241,1,1 4o27_B_,218,241,1,1 4o27_B_,225,227,1,1 4o27_B_,225,232,1,1 4o27_B_,227,232,1,1 4o27_B_,228,231,1,1 4o27_B_,228,232,1,1 4o27_B_,231,234,1,1 4o27_B_,231,235,1,1 4o27_B_,234,237,1,1 4o27_B_,234,238,1,1 4o27_B_,235,239,1,1 4o27_B_,240,242,1,1 4o27_B_,240,246,1,1 4o27_B_,241,246,1,1 4o27_B_,242,244,1,1 4o27_B_,242,245,1,1 4o27_B_,243,246,1,1 4o27_B_,248,251,1,1 4o27_B_,248,252,1,1 4o27_B_,250,253,1,1 4o27_B_,251,254,1,1 4o27_B_,255,257,1,1 4o27_B_,255,258,1,1 4o27_B_,257,260,1,1 4o27_B_,265,266,1,1 4o27_B_,265,267,1,1 4o27_B_,266,269,1,1 4o27_B_,268,271,1,1 4o27_B_,269,273,1,1 4o27_B_,270,274,1,1 4o27_B_,272,276,1,1 4o27_B_,273,277,1,1 4o27_B_,274,278,1,1 4o27_B_,275,279,1,1 4o27_B_,277,281,1,1