Not all the problems in this directory work. I'll update this
list as I test them out...

 * base-world.lisp		-  
 * big-world.lisp		- 
 * cases			- 
 * crazy.lisp			- 
 * domestic-conference.lisp	- 
 * easy-conference.lisp		- 
 * foreign-conference.lisp	- 
 * foreign-vacation.lisp	- 
 * home-wrecker.lisp		- 
 * mutant-conference.lisp	- 
 * nightmare-conference.lisp	- 
 * nightold.lisp		- 
 * not-stupid.lisp		- 
 * p-crazy.lisp			- 
 * parsimonious.lisp		- 
 * small-world.lisp		- 
 * transport-arms.lisp          - works
 * washington.lisp		- 
 * washington-conference.lisp   - works
