pair,contact1,contact2,flow1,flow2 4btt_B_,1,132,1,1 4btt_B_,1,144,1,1 4btt_B_,1,184,1,1 4btt_B_,2,179,1,1 4btt_B_,3,144,1,1 4btt_B_,4,178,1,1 4btt_B_,5,145,1,1 4btt_B_,6,8,1,1 4btt_B_,7,57,1,1 4btt_B_,7,143,1,1 4btt_B_,8,11,1,1 4btt_B_,9,103,1,1 4btt_B_,10,103,1,1 4btt_B_,13,105,1,1 4btt_B_,14,31,1,1 4btt_B_,15,16,1,1 4btt_B_,15,128,1,1 4btt_B_,16,29,1,1 4btt_B_,17,53,1,1 4btt_B_,18,26,1,1 4btt_B_,18,27,1,1 4btt_B_,19,51,1,1 4btt_B_,20,22,1,1 4btt_B_,20,23,1,1 4btt_B_,20,24,1,1 4btt_B_,23,53,1,1 4btt_B_,26,27,1,1 4btt_B_,27,185,1,1 4btt_B_,28,39,1,1 4btt_B_,28,185,1,1 4btt_B_,30,38,1,1 4btt_B_,31,107,1,1 4btt_B_,32,36,1,1 4btt_B_,33,36,1,1 4btt_B_,34,98,1,1 4btt_B_,35,94,1,1 4btt_B_,36,93,1,1 4btt_B_,37,92,1,1 4btt_B_,39,90,1,1 4btt_B_,41,44,1,1 4btt_B_,42,43,1,1 4btt_B_,42,45,1,1 4btt_B_,42,88,1,1 4btt_B_,43,46,1,1 4btt_B_,43,185,1,1 4btt_B_,45,76,1,1 4btt_B_,52,69,1,1 4btt_B_,54,67,1,1 4btt_B_,57,143,1,1 4btt_B_,58,63,1,1 4btt_B_,59,141,1,1 4btt_B_,64,66,1,1 4btt_B_,65,101,1,1 4btt_B_,69,96,1,1 4btt_B_,70,95,1,1 4btt_B_,71,95,1,1 4btt_B_,72,93,1,1 4btt_B_,73,93,1,1 4btt_B_,75,91,1,1 4btt_B_,77,79,1,1 4btt_B_,77,80,1,1 4btt_B_,77,89,1,1 4btt_B_,81,83,1,1 4btt_B_,81,85,1,1 4btt_B_,86,87,1,1 4btt_B_,86,165,1,1 4btt_B_,86,167,1,1 4btt_B_,87,89,1,1 4btt_B_,88,204,1,1 4btt_B_,88,219,1,1 4btt_B_,101,104,1,1 4btt_B_,108,199,1,1 4btt_B_,111,115,1,1 4btt_B_,112,116,1,1 4btt_B_,113,117,1,1 4btt_B_,114,117,1,1 4btt_B_,114,118,1,1 4btt_B_,117,121,1,1 4btt_B_,118,121,1,1 4btt_B_,119,122,1,1 4btt_B_,123,150,1,1 4btt_B_,124,147,1,1 4btt_B_,125,148,1,1 4btt_B_,126,190,1,1 4btt_B_,127,146,1,1 4btt_B_,129,144,1,1 4btt_B_,131,140,1,1 4btt_B_,131,184,1,1 4btt_B_,132,135,1,1 4btt_B_,132,182,1,1 4btt_B_,134,137,1,1 4btt_B_,134,181,1,1 4btt_B_,135,209,1,1 4btt_B_,135,211,1,1 4btt_B_,140,142,1,1 4btt_B_,147,173,1,1 4btt_B_,149,172,1,1 4btt_B_,150,191,1,1 4btt_B_,151,170,1,1 4btt_B_,152,154,1,1 4btt_B_,152,156,1,1 4btt_B_,153,157,1,1 4btt_B_,153,168,1,1 4btt_B_,154,158,1,1 4btt_B_,155,159,1,1 4btt_B_,156,159,1,1 4btt_B_,156,160,1,1 4btt_B_,159,214,1,1 4btt_B_,160,162,1,1 4btt_B_,161,207,1,1 4btt_B_,161,214,1,1 4btt_B_,165,168,1,1 4btt_B_,167,220,1,1 4btt_B_,169,218,1,1 4btt_B_,171,216,1,1 4btt_B_,174,213,1,1 4btt_B_,176,178,1,1 4btt_B_,179,180,1,1 4btt_B_,179,210,1,1 4btt_B_,180,209,1,1 4btt_B_,181,184,1,1 4btt_B_,184,187,1,1 4btt_B_,186,203,1,1 4btt_B_,187,203,1,1 4btt_B_,189,200,1,1 4btt_B_,189,201,1,1 4btt_B_,191,198,1,1 4btt_B_,191,200,1,1 4btt_B_,192,194,1,1 4btt_B_,192,195,1,1 4btt_B_,193,196,1,1 4btt_B_,200,221,1,1 4btt_B_,202,219,1,1 4btt_B_,204,217,1,1 4btt_B_,205,217,1,1 4btt_B_,207,214,1,1 4btt_B_,211,214,1,1 4btt_B_,221,224,1,1 4btt_B_,224,228,1,1 4btt_B_,225,229,1,1 4btt_B_,226,230,1,1 4btt_B_,227,231,1,1 4btt_B_,228,232,1,1