Who can guess this?

[jd371]

This is still going on?

 

[vio]

Not until everyone agrees on the correct answer! :grouphug:

?!:scratch:

 

[SteveZz]

F :biggrin:

 

[OUT TO SEA]

F :biggrin:

F is the answer

 

[vio]

Yes, but L will never fill because , is open at bottom and F is lower, so F fill first.

So , i was right ,.......is F:wink1:

 

[vio]

http://boingboing.net/2017/08/03/flow.html

Thank You.

 

[albano]

:scratch: ok, now we all agree