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4 sources checked · 2 source groups included · 20m ago

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Jakarta airport suspends flights due to Mount Anak Krakatau ash; SIA flights affected

Globe and Mail and CNA Singapore describe the same event in different terms.

2 Left2 Center0 Right
Still watching. Optics is waiting for a cleaner match before calling the split.

STILL WATCHING

As of September 6, 2026 at 1:56 AM, this is how Optics News reads the wording differences in this story.

What happened In addition to cancelling two flights on Saturday (Sep 5), Singapore Airlines rescheduled two flights to and from Jakarta.
The headline split The left frames it as "Indonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts". The center frames it as "Indonesia Halts Jakarta, Lampung Flights on Volcanic Eruptions".
Match confidence Medium confidence. 4 sources across 2 bias buckets. Useful framing signal — check the source list before sharing.
Same-event confidenceMedium

4 sources across 2 bias buckets agree on the event.

Framing confidenceModerate

65/99 — meaningful wording shift across the spectrum.

WHAT EACH SIDE EMPHASIZED

Left / center-leftIndonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts

Toronto Star · Center-left · News report

CenterJakarta airport suspends flights due to Mount Anak Krakatau ash; SIA flights affected

CNA Singapore · Center · News report

Right / center-rightNo matching source in this bucket yet.

Optics keeps watching for pickup.

SEE THE HEADLINES

Center-leftMostly Factual
Toronto StarNews report · Sep 6, 1:50 AM

Indonesia cancels flights at Jakarta airport as Anak Krakatau volcano erupts

JAKARTA, Indonesia (AP) — Indonesia’s Anak Krakatau volcano erupted early Sunday, prompting the cancellation of all flights at Jakarta’s Soekarno-Hatta International Airport as volcanic ash...

Open source
Center-leftHigh
Globe and MailNews report · Sep 6, 1:56 AM

Anak Krakatau volcano eruption in Indonesia halts flights, schools, fishing

The disaster mitigation agency said on Saturday there was no imminent risk of tsunami from the volcano

Open source
CenterMostly Factual
CNA SingaporeNews report · Sep 6, 12:55 AM

Jakarta airport suspends flights due to Mount Anak Krakatau ash; SIA flights affected

In addition to cancelling two flights on Saturday (Sep 5), Singapore Airlines rescheduled two flights to and from Jakarta.

Open source
CenterHigh
Bloomberg - MarketsNews report · Sep 6, 12:44 AM

Indonesia Halts Jakarta, Lampung Flights on Volcanic Eruptions

Indonesia suspended flights at airports in Jakarta and Lampung on Sunday after volcanic ash from Mount Anak Krakatau spread across parts of Java and Sumatra, state-owned airport operator In...

Open source
Details65/99 Wording Gap · Medium confidence · 4 sources
65/99 Wording GapMedium confidence4 sources · 2 bias bucketsLive match · 4 sources · 2 buckets · comparable news formatFormats: News report

SOURCE MAP CHANGES

Sep 6, 12:44 AM: Bloomberg - Markets joined the source map.

Sep 6, 12:55 AM: CNA Singapore joined the source map.

Sep 6, 1:50 AM: Toronto Star joined the source map.

Sep 6, 1:56 AM: Globe and Mail joined the source map.

Now: Wording Gap is 65/99 and story health is live match · 4 sources · 2 buckets · comparable news format.