{ my $match = eval '$_= q laurel;y subcostalis;s paperclip;m elite;$&'; is( $match, 'lit', 'alpha delimiters are allowed' ); }
The fwp challenge is, get out your simple regexen and pipes from /usr/share/dict/words and produce an equivalent demonstration that doesn't involve esoteric words like medical jargon and might even make sense.