Case file
Masjid Kassim
Wikipedia's first sentence called it “mosque located at both joo chiat and kembangan within the bedok planning area and residential town in the east”. Today it says “mosque located in kembangan”. The one-line description Wikipedia serves to search engines and AI systems read “Mosque located in the East Region, Singapore”. It now reads “Mosque along Changi Road in Kembangan, Singapore”.
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.
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The opening as it read in 2025
Masjid Kassim ( Jawi : مسجد قاسم; Kassim Mosque ) is a mosque located at both Joo Chiat and Kembangan within the Bedok planning area and residential town in the East Region, Singapore . It was first built in the 1920s under a waqf scheme, before being rebuilt as a larger mosque in 1999. The mosque shares land with the Wisma Indah , a commercial hub.
This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1282748465.
Today
Wikipedia's first sentence called it “mosque located at both joo chiat and kembangan within the bedok planning area and residential town in the east”. Today it says “mosque located in kembangan”. The one-line description Wikipedia serves to search engines and AI systems read “Mosque located in the East Region, Singapore”. It now reads “Mosque along Changi Road in Kembangan, Singapore”. Read the current article and compare.
| 2025 |
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What Wikipedia says this is
Every article opens by defining its subject. This one was redefined since 2025, and today's defining sentence is their current revision.
Then
mosque located at both joo chiat and kembangan within the bedok planning area and residential town in the east
Now
mosque located in kembangan
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.