-Checking- {sCity}/{sCategory} --> #^/([a-z]{1})/(.+?)/(.+?)(?:/|$)# : /a/1759722/sporting-goods-bicycles_2/view,gallery--<pre>Array
(
    [0] => /a/1759722/sporting-goods-bicycles_2/
    [1] => a
    [2] => 1759722
    [3] => sporting-goods-bicycles_2
)
</pre><!-- 0.00295090675354 seg. -->