Marbles and paper go


#1

Maybe I should use colored paper instead of pure white.

Black to play.


#2

Cool board!

my tsumego answer

A2 seems like the right spot. I think B2 is seki.


#3

I think it’s a Ko (advantageous for Black) ?

This is what I have in mind: A2-B2-A4-A1-B1

#4
Tsumego reply

A2-B2-C2