use strict;
use warnings;

my @mon  = qw (January Feburary March April May June July August September October November December);
my @date = ();

while ( <DATA> )
{
    chomp;

    if ( /^\D/ )
    {
        print "$mon[$date[0]-1]-$date[1]-$date[2]\n"
            if @date;

        @date = ();

        print "certification is $_ on ";
        
        next;
    }

    unless ( /^\d\|/ )
    {
        push @date, $_;
    }
}

print "$mon[$date[0]-1]-$date[1]-$date[2]\n";

__DATA__
Advanced Water Safety Course
1
21
2004
1|2004
Emergecy Vehile Operator Course
4
21
2004
4|2004

##</code><code>##

certification is Advanced Water Safety Course on January-21-2004
certification is Emergecy Vehile Operator Course on April-21-2004