We started to play with more fluidity and created more chances,” Neville added.
England will now face the Netherlands in the last-16 clash on Sunday, with Southgate’s side looking to build on their unbeaten record in the tournament so far.
Mainoo’s impact off the bench has certainly given Southgate plenty to think about in terms of his starting lineup for the knockout stages, with the Manchester United midfielder likely to play a key role in England’s bid for success.