Puzzle 3771:
Puzzle 3771:
GM Sam Shankland (2656) - GM A. Lenderman (2618)
ch-USA 2016 Saint Louis USA, 2016.04.24 Shankland - Lenderman, Saint Louis 2016
ch-USA 2016 Saint Louis USA, 2016.04.24 Shankland - Lenderman, Saint Louis 2016