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Case file

Goaldi Mosque

Wikipedia's first sentence called it “one of the very few surviving medieval monuments in the city of sonargaon about half mile northwest of the”. Today it says “mosque in the historic bengali capital of sonargaon”.
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

Goaldi Mosque ( Bengali : গোয়ালদি মসজিদ ) is a mosque in the historic Bengali capital of Sonargaon , in Narayanganj District , in the Dhaka Division of Bangladesh . The Sultanate period mosque was built during the reign of Sultan Alauddin Hussain Shah in 925 A.H./1519 AD. It is one of the few surviving medieval monuments in Sonargaon Upazila . Banglapedia: the National Encyclopedia of Bangladesh (Online ed.).

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1298171255.
Today
Wikipedia's first sentence called it “one of the very few surviving medieval monuments in the city of sonargaon about half mile northwest of the”. Today it says “mosque in the historic bengali capital of sonargaon”. Read the current article and compare.
20152020Oct '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 2015, and today's defining sentence is their current revision.

Then

one of the very few surviving medieval monuments in the city of sonargaon about half mile northwest of the

Now

mosque in the historic bengali capital of sonargaon

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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