pair,contact1,contact2,flow1,flow2 2zhx_A_,3,6,1,1 2zhx_A_,4,7,1,1 2zhx_A_,4,8,1,1 2zhx_A_,8,10,1,1 2zhx_A_,9,51,1,1 2zhx_A_,9,55,1,1 2zhx_A_,11,15,1,1 2zhx_A_,12,16,1,1 2zhx_A_,12,53,1,1 2zhx_A_,14,17,1,1 2zhx_A_,15,149,1,1 2zhx_A_,16,19,1,1 2zhx_A_,17,20,1,1 2zhx_A_,19,23,1,1 2zhx_A_,20,24,1,1 2zhx_A_,21,25,1,1 2zhx_A_,22,26,1,1 2zhx_A_,23,27,1,1 2zhx_A_,24,27,1,1 2zhx_A_,25,29,1,1 2zhx_A_,26,30,1,1 2zhx_A_,27,31,1,1 2zhx_A_,28,32,1,1 2zhx_A_,29,33,1,1 2zhx_A_,30,34,1,1 2zhx_A_,31,35,1,1 2zhx_A_,32,36,1,1 2zhx_A_,33,38,1,1 2zhx_A_,34,37,1,1 2zhx_A_,41,130,1,1 2zhx_A_,43,46,1,1 2zhx_A_,43,47,1,1 2zhx_A_,46,49,1,1 2zhx_A_,48,51,1,1 2zhx_A_,49,52,1,1 2zhx_A_,49,75,1,1 2zhx_A_,49,114,1,1 2zhx_A_,55,157,1,1 2zhx_A_,58,157,1,1 2zhx_A_,59,120,1,1 2zhx_A_,59,162,1,1 2zhx_A_,59,218,1,1 2zhx_A_,60,120,1,1 2zhx_A_,60,122,1,1 2zhx_A_,61,162,1,1 2zhx_A_,61,164,1,1 2zhx_A_,62,78,1,1 2zhx_A_,62,122,1,1 2zhx_A_,64,124,1,1 2zhx_A_,65,127,1,1 2zhx_A_,66,136,1,1 2zhx_A_,68,79,1,1 2zhx_A_,69,133,1,1 2zhx_A_,70,73,1,1 2zhx_A_,78,80,1,1 2zhx_A_,78,123,1,1 2zhx_A_,80,81,1,1 2zhx_A_,80,111,1,1 2zhx_A_,80,113,1,1 2zhx_A_,81,111,1,1 2zhx_A_,82,85,1,1 2zhx_A_,89,93,1,1 2zhx_A_,90,94,1,1 2zhx_A_,91,95,1,1 2zhx_A_,92,96,1,1 2zhx_A_,93,97,1,1 2zhx_A_,94,98,1,1 2zhx_A_,94,190,1,1 2zhx_A_,95,99,1,1 2zhx_A_,96,100,1,1 2zhx_A_,97,100,1,1 2zhx_A_,97,101,1,1 2zhx_A_,98,102,1,1 2zhx_A_,98,201,1,1 2zhx_A_,98,203,1,1 2zhx_A_,99,103,1,1 2zhx_A_,102,206,1,1 2zhx_A_,109,225,1,1 2zhx_A_,110,112,1,1 2zhx_A_,112,114,1,1 2zhx_A_,113,117,1,1 2zhx_A_,114,118,1,1 2zhx_A_,115,118,1,1 2zhx_A_,116,119,1,1 2zhx_A_,116,121,1,1 2zhx_A_,117,120,1,1 2zhx_A_,119,223,1,1 2zhx_A_,126,147,1,1 2zhx_A_,126,169,1,1 2zhx_A_,129,138,1,1 2zhx_A_,129,143,1,1 2zhx_A_,131,134,1,1 2zhx_A_,131,137,1,1 2zhx_A_,134,137,1,1 2zhx_A_,136,139,1,1 2zhx_A_,138,141,1,1 2zhx_A_,140,144,1,1 2zhx_A_,143,146,1,1 2zhx_A_,143,147,1,1 2zhx_A_,144,147,1,1 2zhx_A_,144,148,1,1 2zhx_A_,145,149,1,1 2zhx_A_,146,150,1,1 2zhx_A_,147,151,1,1 2zhx_A_,148,152,1,1 2zhx_A_,149,153,1,1 2zhx_A_,150,154,1,1 2zhx_A_,151,155,1,1 2zhx_A_,152,156,1,1 2zhx_A_,153,156,1,1 2zhx_A_,154,157,1,1 2zhx_A_,155,182,1,1 2zhx_A_,157,181,1,1 2zhx_A_,159,181,1,1 2zhx_A_,161,181,1,1 2zhx_A_,161,183,1,1 2zhx_A_,163,183,1,1 2zhx_A_,163,185,1,1 2zhx_A_,165,185,1,1 2zhx_A_,165,187,1,1 2zhx_A_,167,171,1,1 2zhx_A_,167,187,1,1 2zhx_A_,168,172,1,1 2zhx_A_,169,172,1,1 2zhx_A_,170,173,1,1 2zhx_A_,171,174,1,1 2zhx_A_,171,186,1,1 2zhx_A_,173,176,1,1 2zhx_A_,173,177,1,1 2zhx_A_,174,177,1,1 2zhx_A_,174,186,1,1 2zhx_A_,178,180,1,1 2zhx_A_,187,188,1,1 2zhx_A_,189,191,1,1 2zhx_A_,189,194,1,1 2zhx_A_,191,193,1,1 2zhx_A_,191,194,1,1 2zhx_A_,191,195,1,1 2zhx_A_,194,197,1,1 2zhx_A_,195,198,1,1 2zhx_A_,195,199,1,1 2zhx_A_,195,200,1,1 2zhx_A_,199,202,1,1 2zhx_A_,202,207,1,1 2zhx_A_,203,206,1,1 2zhx_A_,203,207,1,1 2zhx_A_,204,208,1,1 2zhx_A_,205,209,1,1 2zhx_A_,206,210,1,1 2zhx_A_,207,211,1,1 2zhx_A_,208,212,1,1 2zhx_A_,209,213,1,1 2zhx_A_,209,220,1,1 2zhx_A_,210,214,1,1 2zhx_A_,212,215,1,1 2zhx_A_,212,217,1,1 2zhx_A_,213,216,1,1