The only previous time Unai Emery had beaten Liverpool was in a Europa League final. As, a decade later, he ended a wait for a second, he set Aston Villa up perfectly to emulate his Sevilla side in their continental exploits. He may also end up consigning Liverpool to his favourite competition, the Europa League. But there were reasons why the Champions League anthem was played after the final whistle. Villa will return to the European elite. They may qualify for the most prestigious competition twice in five days. Liverpool, falling apart amid an onslaught, may not at all. A 19th defeat of the season was among their grimmest, and not merely for the potential consequences. There was a cruelty, too, for one of the few who should be exempted from blame for this sorry season. Dominik Szoboszlai recorded two assists at Villa Park, taking his tally for the season to 12, but his night is destined to be remembered for his involvement in another goal. It was the turning point.…