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Light and Shadow

Updated on (created ) — Filed under: List Paper Ported Puzzle number shading zone しもんの介 (Shimonnosuke)

Since 1991, this ruleset has been appeared under different names:

Example:

loading... puzzle 0

4 puzzles:

loading... puzzle 0 loading... puzzle 1 loading... puzzle 2 loading... puzzle 3 loading... puzzle 0 loading... puzzle 1 loading... puzzle 2 ambiguous loading... puzzle 0 ambiguous,shade-no-vertex,unshade-no-vertex loading... puzzle 0 cross-connectivity loading... puzzle 0 2024-07-08 Thanks to Laclale for gathering the metadata for this genre, and suggesting recommended variants! 2024-07-09 Many thanks to Rook for making the rule panels and for detecting a missing constraint! 2024-07-09 Local variant ambiguous added, as suggestion by Kinoseidon, clarified by Jubale. Thank you! 2024-07-09 PinkHoodie sent the first puzzle for the rollout and crafted the variant panels for local variants ambiguous and globals shade-rectangle and unshade-no-rectangle. Thank you! 2024-07-10 puzzletters PinkHoodie made an ambiguous puzzle! 2024-09-14 puzzletters PinkHoodie sent 1 classic - thank you! 2024-09-22 The origins of Light and Shadow have been pushed back to 1991, after PinkHoodie found more information about the genre. In addition, PinkHoodie transcribed Naoki Inaba's Percolation set! 2024-09-22 An additional aux mark is available in the ambiguous variant, a suggestion by PinkHoodie, to mark "potentially shaded" tiles. 2024-09-21 puzzletters PinkHoodie sent 1 puzzle using variant ambiguous,shade-no-vertex,unshade-no-vertex! 2024-10-03 puzzletters A cross-connectivity Light and Shadow by xetto was added ! 2024-11-23 puzzletters PinkHoodie sent 1 Light and Shadow (classic) puzzle, under the theme 16x6!