-Checking- {sCity}/{sCategory} --> #^/([a-z]{1})/(.+?)/(.+?)(?:/|$)# : /a/5038805/art-collectibles_1/view,gallery--<pre>Array
(
    [0] => /a/5038805/art-collectibles_1/
    [1] => a
    [2] => 5038805
    [3] => art-collectibles_1
)
</pre><!-- 0.00198316574097 seg. -->