--- /dev/null
+<?php
+
+$input = "i'm a looking at the rail:road, if you get me";
+
+$inp = preg_replace("/[^a-zA-Z0-9 ]+/", "", $input);
+
+echo "inp is $inp\n";
+
+$res = explode(" ", $inp);
+
+echo "res is ".print_r($res, true);
+?>
\ No newline at end of file