FeatureContext.php

class FeatureContext extends MinkContext
                  implements KernelAwareInterface
{
    private $kernel;
    private $parameters;

    /**
     * Initializes context with parameters from behat.yml.
     *
     * @param array $parameters
     */
    public function __construct(array $parameters)
    {
        $this->parameters = $parameters;
    }

    /**
     * Sets HttpKernel instance.
     * This method will be automatically called by Symfony2Extension ContextInitializer.
     *
     * @param KernelInterface $kernel
     */
    public function setKernel(KernelInterface $kernel)
    {
        $this->kernel = $kernel;
    }

    /**
     * @Given /^There is no "([^"]*)" in database$/
     */
    public function thereIsNoInDatabase($arg1)
    {
        //delete table
    }

    /**
     * @Given /^the following users:$/
     */
    public function theFollowingUsers(TableNode $table)
    {
       //iterate table and create users
    }
}