$report;

$report=~s/[0-9]//g;  # filter out any numbers
$report=~s/_//g;      # filter out any underscores
$report=~s/CRS//g;    # filter out the phrase 'CRS' if caps
$report=~s/crs//g;    # filter out the phrase 'crs' if lower
$report=~s/-//g;      # filter out dashes
$report=~s/html//g;   # filter out the phrase 'html'
$report=~s/\.//g;     # filter out decimal points

print $report;