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Stuck on Rule 16 chess from the password game?

Find the next best move in algebraic notation

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Get the best move in algebraic notation

1️⃣ Select either White/Black to move
2️⃣ Drag the pieces to match the puzzle
3️⃣ Calculate best move
4️⃣ Copy notation

👋 Hey! Solve these puzzles in seconds by learning chess with us!
You’ll never have to use this tool again…

Theory64 is an official Chess.com affiliate club

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We provide learning resources in this space for our community.
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This tool was made by a good friend of ours, check out his GitHub