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Curious Cheetah

Detective Chess

Background

Martin Gardner attributes this puzzle to Jaime Poniachik.

Puzzle and Goal

An unsolved puzzle consists of a portion of a chessboard. Some squares contain numbers while others are marked for locating pieces.
The goal is to place chess pieces (usually one of each non-pawn piece) into the marked squares to satisfy the clues.

Rules

The solved grid must satisfy the following conditions:

Other Names

Detektivschach

Playable Online