Add Visual Guide for 3j (#1174)

Co-authored-by: Nanush7 <[email protected]>

wca-guidelines.md

@@ -80,6 +80,7 @@ To be more informative, each Guideline is classified using one of the following
 - 3h++) [EXAMPLE] Examples of enhancements include: new moves are possible, normal moves are impossible, more pieces or faces are visible, colors on the backside of the puzzle are visible, moves are done automatically, or the puzzles have more/different solved states.
 - 3h2++) [CLARIFICATION] "Stickerless" puzzles that significantly differ from most mass-produced "stickerless" puzzles are only permitted at the discretion of the WCA Delegate.
 - 3h2a+) [ADDITION] Examples of transparent parts that do not reveal more information about the state of the puzzle: internal parts of the puzzle mechanism, transparent Clock cases.
+- 3j++) [EXAMPLE] There is a [Visual Guide](https://drive.google.com/file/d/1m6THsA8fXRN7QFM4ApJbm6eVODKGbMLx/view) available for [Regulation 3j](regulations:regulation:3j).
 - 3k2+) [ADDITION] The WCA Delegate should not apply a listed exception if they believe the competitor tried to use a non-permitted puzzle on purpose.
 - 3k2b+) [CLARIFICATION] If a non-permitted puzzle is found during the course of a 3x3x3 Multi-Blind attempt, the puzzle must not be exchanged or removed from the attempt and must be counted as unsolved if the entire attempt is not disqualified.
 - 3k2b++) [EXAMPLE] Suppose the competitor attempts 10 puzzles and solves 8 successfully. If it is found that two solved puzzles and one unsolved puzzle are not permitted, the competitor is considered to have a result with 6 solved puzzles out of 10 (rather than DNF), at the discretion of the WCA Delegate.

wca-regulations.md

@@ -142,6 +142,7 @@ Note: Because Article and Regulation numbers are not reassigned when Regulations
     - 3h5) For Clock, loose pins (i.e. pins that can toggle or recede using gravity instead of being directly pressed) are not considered reasonable wear, and puzzles with such pins must not be permitted.
 - 3j) Puzzles must be clean, and must not have any markings, elevated pieces, damage, or other differences that significantly distinguish any piece from a similar piece. Exception: a logo (see [Regulation 3l](regulations:regulation:3l)).
     - 3j1) Puzzles are permitted to have reasonable wear, at the discretion of the WCA Delegate.
+        - 3j1a) Wear should be considered reasonable if it is a result of normal use of the puzzle and if it does not give significant additional information about the state of the puzzle (e.g. about the location of specific pieces).
     - 3j2) Definition: Two pieces are similar to each other if they are identical in shape and size, or mirrored in shape and identical in size.
     - 3j3) Corrugated/textured parts which permit the orientation of pieces to be distinguished by feel are not permitted for blindfolded events.
 - 3k) Puzzles should be approved by the WCA Delegate before use in the competition.