The problem was that they renamed 'na' to 'PL_na' so the code did not
compile. I note that it segfaults in macOS but I've not had a chance to
look into that yet. It works fine in linux.
We we move 1988-2004 entries from all of a year's winning entries
in a single directory to each winner being in their own sub-directory
under the given year directory.
Landon Curt Noll