<?php
+// Own namespace
+namespace Org\Mxchange\City\Filter\Verifier;
+
+// Import framework stuff
+use Org\Mxchange\CoreFramework\Filter\BaseFilter;
+use Org\Mxchange\CoreFramework\Filter\Filterable;
+use Org\Mxchange\CoreFramework\Request\Requestable;
+use Org\Mxchange\CoreFramework\Response\Responseable;
+
/**
* A concrete filter for verfying the city name. This filter may intercept the
* filter chain if no city name is given or if supplied city name has an invalid