-Checking- {sCity}/{sCategory} --> #^/([a-z]{1})/(.+?)/(.+?)(?:/|$)# : /a/3106206/garage-sale_1/view,gallery--<pre>Array
(
    [0] => /a/3106206/garage-sale_1/
    [1] => a
    [2] => 3106206
    [3] => garage-sale_1
)
</pre><!-- 0.00197887420654 seg. -->