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Abu Dulaf Mosque

Wikipedia's first sentence called it “historic mosque located approximately 15 kilometres”. Today it says “ancient historic sunni 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 October 6, 2023 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 October 6, 2023

Abu Dulaf Mosque ( ) is a historic mosque located approximately 15 kilometres (9.3 mi) north of Samarra in the Saladin Governorate , Iraq .1 The mosque was commissioned by the 10th Abbasid Caliph Al-Mutawakkil in 859. The mosque is rectangular shaped, and consisted of the open air sahn surrounded by the corridors with the qibla corridor being the biggest of them. The mosque is among the largest mosques in the world measured by area size, reaching 46,800 square metres (504,000 sq ft) wide. The iconic spiral minaret which resembles the renowned Malwiya of the Great Mosque of Samarra is located at the northern side. The unique design of the minaret is said to be inspired by the similar structure in Firuzabad , while others believe the minaret's unique spiral design is derived from the architecture of the Mesopotamian ziggurats (modern day Iraq ). Abu Dulaf Mosque of Samarra The minaret reaches 32 metres (105 ft) and standing on a square base. جامع ابو دلف . "جامع کبیر" . rch.ac.ir (in Persian). دانشنامه جهان اسلام . Great mosque, Samarra, was built during the caliphate of al-Mutawakkil. It is the largest mosque in the world.2

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1104725562.
Today
Wikipedia's first sentence called it “historic mosque located approximately 15 kilometres”. Today it says “ancient historic sunni 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

historic mosque located approximately 15 kilometres

Now

ancient historic sunni 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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