-Checking- {sCity}/{sCategory} --> #^/([a-z]{1})/(.+?)/(.+?)(?:/|$)# : /a/5029660/animals/view,gallery--<pre>Array
(
    [0] => /a/5029660/animals/
    [1] => a
    [2] => 5029660
    [3] => animals
)
</pre><!-- 0.00210213661194 seg. -->