Draw the network diagram $($ Activity on Node$)$

$\backslash$table$[[$Activity$,$A$,$B$,$C$,$D$,$G$,$E$,$F$,$L$,$I,J$,$M$,$K$],[\backslash$table$[[$Duration$,],[$days$]],2,3,4,5,3,3,2,1,4,3,5,6],[\backslash$table$[[$Following$],[$activity$]],$C$,$D$,$G$,$E$,$F$,$L$,$I,J$,$M$,$K$,$K$,$K$,---]]$