OT: Site that tracks substitutions throughout games?

[Prog]

I remember such a site mentioned here in the past but I can't find it now. Basically they provide diagram that shows the minute distribution of players throughout the game. I'd be happy to get a link.

Thanks!

 

[Mad D]

http://popcornmachine.net/ Here is it

 

[Prog]

Thank you. This is very helpful!