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Case file

Backgammon

Wikipedia's first sentence called it “board game for two players”. Today it says “two-player board game played with counters and dice on tables boards”. The one-line description Wikipedia serves to search engines and AI systems read “One of the oldest board games for two players”. It now reads “Board and dice game for two players”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the 2005 one. Red dashes: removed from Wikipedia since. Pale dots: rewritten; the numbered note shows what it says now. 1 tap a number or a side note to jump between them
The opening as it read in 2005

Backgammon set, 19th century Backgammon is a board game for two players.1 Each player has fifteen pieces ( checkers ) which move between twenty-four triangles ( points ) according to the roll of two dice. The objective of the game is to be first to bear off , i.e., move all fifteen checkers off the board.2

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 17910040.
Today
Wikipedia's first sentence called it “board game for two players”. Today it says “two-player board game played with counters and dice on tables boards”. The one-line description Wikipedia serves to search engines and AI systems read “One of the oldest board games for two players”. It now reads “Board and dice game for two players”. Read the current article and compare.
2005201020152020Oct '232025
Counts in the opening at each snapshot. Green: the word gained ground. Red: it was cut. Grey: no change.

What Wikipedia says this is

Every article opens by defining its subject. This one was redefined since 2005, and today's defining sentence is their current revision.

Then

board game for two players

Now

two-player board game played with counters and dice on tables boards

Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.

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