back four at English (WD) Of Explained:
==English==
Noun
Inter: en-noun » head=back four|year=2011
|date=December 10
|author=David Ornstein
|title=Arsenal 1 - 0 Everton
|work=BBC Sport
|url=http://news.bbc.co.uk/sport2/hi/football/16015017.stm
|page=
|passage=Despite dominating possession and territory, they were being comfortably contained by Everton's well-organised midfield and diligent back four.