How to counter 4-5-1?

[shwanko07]

3-5-2 flat or 3-5-2 V. For future reference, the formation you've described is called 4-5-1 flat.

http://forum.topeleven.com/formation...-what-use.html

lost using those 2 formations
it expose your back 4 and flanks even with defensive mentality and counter