SOLUTION: the very best I can do of writing my homework question, here it goes:
A.___.F_________.B
~~\~~~~~~~~~~~~/
~~~\~~~~~~~~~/
~~~~\~~~/
~~~~~~.C
~~~~~/~\
~~~~.H~~
~~~/~~~~\
Algebra.Com
Eval error:
ModPerl::Util::exit: (120000) exit was called at /home/ichudov/project_locations/algebra.com/templates/Algebra/Questions/MoreLikeThis.pm line 159