use strict;

my $target_data="</TABLE>\n\n2\n<PAGE>\n\nRISK/RETURN SUMMARY AND FUND EXPENSES\n\n\nPRIME MONEY MARKET FUND";

my $pattern='(\n\s*[0-9]{1,3}\s*\n\s*<page>\s*\n)(.*)(\n*)';
$target_data =~ s/$pattern/" " x length($1).$2."\n" x length($3)."\n" x length($1)/gie;

print $target_data;

print "\n\n";