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Puzzle #228: Can you create a pattern fitting my client’s fussy rules?

Can you solve this week’s logic puzzle, A knight on the tiles? Plus the answer to puzzle #227

28 June 2023

#228 A knight on the tiles

set by Colin Beveridge

My latest artistic commission is to create a pattern using two kinds of “Truchet” tiles, one with a black diagonal, the other with a white diagonal, like this:

New Scientist Default Image

My client, Sir Mo Sayik, is being incredibly fussy. He wants the tiles to be set on the specific 3 x 3 grid shown below.

New Scientist Default Image

He also wants the artwork to follow three rules. Firstly, wherever tiles join, the colours must match. Secondly, the black dots shown on the grid must have exactly three black diagonals touching them, and the white dot…

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