Родез II - Безье

{"lg_-1":[0,0,1,1],"lg_-1_6":[0,0,1,1],"lg_657":[null,null,1,1],"lg_657_6":[null,null,1,1]}

{"lg_-1":[5,0,10,15],"lg_-1_6":[3,0,3,6],"lg_657":[5,null,10,15],"lg_657_6":[3,null,3,6]}

{"lg_-1":[11,3,1,15],"lg_-1_6":[3,2,1,6],"lg_657":[11,3,1,15],"lg_657_6":[3,2,1,6]}

{"lg_-1":[4,0,3,7],"lg_-1_6":[4,0,2,6],"lg_657":[4,null,3,7],"lg_657_6":[4,null,2,6]}

{"lg_-1":[7,0,1,8],"lg_-1_6":[5,0,1,6],"lg_657":[7,null,1,8],"lg_657_6":[5,null,1,6]}