Play with Namespace

awesomeclass.php

<?php 
namespace project\core\classes;

class awesomelass extends someclass {

	public function __construct() {
		
		print_r('.');
		die();
	
	}
	
}

index.php

<?php 
namespace project\core;

class init {

	public function __construct() {
		
		require_once( dirname( __FILE__ ) . '/core/classes/someclass.php' );
		require_once( dirname( __FILE__ ) . '/core/classes/awesomeclass.php' );
		
		$someclass = new namespace\classes\someclass();
		$awesomelass = new namespace\classes\awesomeclass();
	
	}
	
}

new init();

someclass.php

<?php 
namespace project\core\classes;
use project\core\init;

class someclass extends init {

	public function __construct() {
		
		print_r('someclass');

	}
	
}