WP question 17

The position comes from my recent game where I was playing White against FM Kamil Kozioł (Katowice, 05.05.2018). White to move. Find the best possibility for me.

WP question 15

Black to move. Find The best play by each side. How the game should end?
This position was seen in my blitz game J.Tomczak-W.Przybylski, Kórnik 27.05.2018. where under the time-pressure we managed