Manchester United could thrive in a new formation with these three signings

England's transition from a back four to a back three at the European Championship has been serene, seamless and also a tad fortuitous.

If Switzerland had not adopted the set-up, it is unlikely Gareth Southgate would have matched them in the quarter-finals. The victory over the Netherlands was Southgate's best night in the dugout as England's opponents were forced to adapt.

Ronald Koeman, the Netherlands coach, had some success once he replaced the cumbersome Memphis Depay and Donyell Malen at the pause. The Dutch edged a cagier second half until Stefan de Vrij stood off Ollie Watkins in what was a rare tactical triumph for Southgate.

Immortality on Sunday would see his odds to become the next Manchester United manager shorten. Two allies occupy two of the most senior roles at Old Trafford and emulating Sir Alf Ramsey has been beyond 12 England managers spanning 58 years.

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Whatever the outcome in Berlin, United should not touch Southgate with a bargepole. They should, however, consider the flexibility a defensive trident offers, particularly if Luke Shaw lines up for the national anthem with Kobbie Mainoo against Spain.

Mainoo's belated promotion to a competitive starter has underpinned England's gradual progress. The Dutch have seldom showcased Total Football since Euro 2008 and Mainoo was more Oranje than those in orange.

Louis van Gaal has much to answer for. The Netherlands overachieved by finishing third at the 2014 World Cup with a rigid back three that was spearheaded by the devastating Arjen Robben and Robin van Persie. Van Gaal, once synonymous with style, favoured substance.

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