 
Here are the right answers to the 4 renju problems on the problems competition page.


23 is a forbidden double-three. This is a usual opening but 17 is a mistake.


13 is a forbidden double-three.

Do you want to see another variant?


The pearl of free renju.The move 27 is a beautiful answer. This game is one of the examples showing why black always can win in free renju or free gomoku.


All variants of problem no 4  are not shown. Do you want to see more
variants?
[Variant 2] [Variant
3] [Variant 4] [Variant 5]
