This is the Perl module Games::Go::Rank. INSTALLATION Games::Go::Rank installation is straightforward. If your CPAN shell is set up, you should just be able to do % cpan Games::Go::Rank Download it, unpack it, then build it as per the usual: % perl Makefile.PL % make && make test Then install it: % make install DOCUMENTATION Games::Go::Rank documentation is available as in POD. So you can do: % perldoc Games::Go::Rank to read the documentation online with your favorite pager. Marcel Gruenauer