quarto-2

Published at 1323 × 1117 in Quarto in higher dimensions
Four 2x2 grids, with columns labelled 'bottom' and 'top' and rows labelled 'Top' and 'Bottom'. Clockwise from top, the lower-left segment of each board is labelled C, nothing, B and A.

Jigsaw is a talented chess player and fervent climber.
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