<?php

class h {
    public function g() {
        return "hola";
    }

    public function h() {
        return "aloha";
    }

    public function e() {
        return "hello";
    }
}
function f() {
    return "g";
}

$a = "b";
$b = "c";
$c = "d";
$d = "e";
$e = "f";
$g = "h";
$h = new $g;

echo $${$$$$$a()}->{$$$$$a()}() . "\n";