#!/usr/bin/perl

# URL that generated this code:
# http://www.txt2re.com/index.php3?s=15:Mar:2019%20%22This%20is%20an%20Example!%22&25&13&-16

$txt='15:Mar:2019 "This is an Example!"';

$re1='((?:(?:[0-2]?\\d{1})|(?:[3][01]{1})))(?![\\d])';	# Day 1
$re2='.*?';	# Non-greedy match on filler
$re3='([a-z])';	# Any Single Word Character (Not Whitespace) 1
$re4='.*?';	# Non-greedy match on filler
$re5='(an)';	# Word 1

$re=$re1.$re2.$re3.$re4.$re5;
if ($txt =~ m/$re/is)
{
    $day1=$1;
    $w1=$2;
    $word1=$3;
    print "($day1) ($w1) ($word1) \n";
}

#-----
# Paste the code into a new perl file. Then in Unix:
# $ perl x.pl 
#-----