Tactical Analysis of 4-2-4 Formation

What is the 4-2-4 formation in soccer? How is spacing organised in the 4-2-4 formation? What are the specific player positions in the 4-2-4 formation? How do players move within the 4-2-4 formation? What are effective drills for practising the 4-2-4 formation?

How to organise a defence in the 4-2-4 formation? What are effective coverage strategies in the 4-2-4 formation? How to apply pressure effectively in the 4-2-4 formation? What are the advantages and disadvantages of the 4-2-4 defensive shape?