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Case file

Chahar Padshahan

Wikipedia's first sentence called it “name of a mosque in lahijan”. Today it says “historic twelver shia mausoleum and mosque”.
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 2025 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 2025

Chahar Padshahan ( Persian : مسجد چهار پادشاهان , lit. ' Four Kings ' ; Arabic : مسجد الملوك الأربعة ) is an historic Twelver Shia mausoleum and mosque , located in Lahijan , in the province of Gilan , Iran . Four rulers of the Karkiya dynasty are buried in the complex. Despite being intended as a mausoleum, the Chahar Padshahan is also used as a mosque. The mausoleum and mosque complex was added to the Iran National Heritage List on 12 November 1938, administered by the Cultural Heritage, Handicrafts and Tourism Organization of Iran . مسجد چهار پادشاهان - مجله مِستر بلیط (in Persian) .

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1294704576.
Today
Wikipedia's first sentence called it “name of a mosque in lahijan”. Today it says “historic twelver shia mausoleum and mosque”. Read the current article and compare.
2020Oct '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 2020, and today's defining sentence is their current revision.

Then

name of a mosque in lahijan

Now

historic twelver shia mausoleum and mosque

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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