Twelve positions · free
Diagnostic
Twelve free positions from Month 01. The profile uses only the moves you submit. It is not a rating.
If you have not submitted a move, the report says “Not enough data yet.”
Which move is a direct knight check?
PUZZLE · difficulty 1 · check/direct · 0s · attempts 0 · hints 0
Which move discovers check from the rook?
PUZZLE · difficulty 2 · check/discovered · 0s · attempts 0 · hints 0
Which move is the double check?
PUZZLE · difficulty 3 · check/double · 0s · attempts 0 · hints 0
Take the undefended rook.
PUZZLE · difficulty 1 · capture/free · 0s · attempts 0 · hints 0
Take the undefended knight.
PUZZLE · difficulty 1 · capture/free · 0s · attempts 0 · hints 0
The queen is defended. Which capture still wins material?
PUZZLE · difficulty 3 · capture/tactical · 0s · attempts 0 · hints 0
Threaten the undefended knight. Do not capture it yet.
PUZZLE · difficulty 2 · threat/undefended · 0s · attempts 0 · hints 0
Threaten the undefended rook.
PUZZLE · difficulty 2 · threat/undefended · 0s · attempts 0 · hints 0
Find the move that forces mate in two.
PUZZLE · difficulty 4 · threat/mate_threat · 0s · attempts 0 · hints 0
The scan found two checks. Which one ends the game?
PUZZLE · difficulty 3 · mixed/priority · 0s · attempts 0 · hints 0
Qxe5+ and Qxf7 are both forcing. Which one is mate?
PUZZLE · difficulty 4 · mixed/priority · 0s · attempts 0 · hints 0
You are in check. Before you do anything else, answer it. Which defense wins the queen?
PUZZLE · difficulty 3 · mixed/defensive · 0s · attempts 0 · hints 0