Opera 12
E244451
Opera 12 is a legacy version of the Opera web browser known for its speed, customizability, and use of the Presto rendering engine before Opera transitioned to Chromium.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T2207477 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Opera 12 Context triple: [Presto, usedBy, Opera 12]
-
A.
Opus 200
Opus 200 is a non-fiction collection by Isaac Asimov that surveys and reflects on his extensive body of work up to his 200th published book.
-
B.
Opus 100
Opus 100 is a commemorative collection by Isaac Asimov that showcases excerpts and essays from his first hundred published books, reflecting the breadth of his work in science fiction and popular science.
-
C.
Opus 100
Opus 100 is the concert pipe organ installed in the Morton H. Meyerson Symphony Center in Dallas, renowned for its rich tonal palette and architectural integration with the hall.
-
D.
Opera Posthuma
Opera Posthuma is the posthumously published collection of Baruch Spinoza’s major philosophical writings, including his seminal work Ethics.
-
E.
opera "Prima Donna"
"Prima Donna" is a French-language opera by singer-songwriter Rufus Wainwright that explores the life and struggles of an aging opera diva.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Opera 12 Target entity description: Opera 12 is a legacy version of the Opera web browser known for its speed, customizability, and use of the Presto rendering engine before Opera transitioned to Chromium.
-
A.
Opus 200
Opus 200 is a non-fiction collection by Isaac Asimov that surveys and reflects on his extensive body of work up to his 200th published book.
-
B.
Opus 100
Opus 100 is a commemorative collection by Isaac Asimov that showcases excerpts and essays from his first hundred published books, reflecting the breadth of his work in science fiction and popular science.
-
C.
Opus 100
Opus 100 is the concert pipe organ installed in the Morton H. Meyerson Symphony Center in Dallas, renowned for its rich tonal palette and architectural integration with the hall.
-
D.
Opera Posthuma
Opera Posthuma is the posthumously published collection of Baruch Spinoza’s major philosophical writings, including his seminal work Ethics.
-
E.
opera "Prima Donna"
"Prima Donna" is a French-language opera by singer-songwriter Rufus Wainwright that explores the life and struggles of an aging opera diva.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
software version
ⓘ
web browser ⓘ |
| browserFamilyReplacedBy |
Opera (Chromium-based)
ⓘ
surface form:
Chromium-based Opera
|
| category | legacy web browser version ⓘ |
| developer | Opera Software ⓘ |
| follows |
Opera web browser
ⓘ
surface form:
Opera 11
|
| hasFeature |
bookmark manager
ⓘ
built-in developer tools (Dragonfly) ⓘ built-in email client (M2) ⓘ content blocking via URL filter ⓘ cookie manager ⓘ integrated RSS reader ⓘ password manager ⓘ pop-up blocker ⓘ session manager ⓘ site preferences per domain ⓘ user agent switching ⓘ |
| knownFor |
customizability
ⓘ
low resource usage ⓘ speed ⓘ |
| layoutEngineGeneration |
Presto
ⓘ
surface form:
Presto 2.x
|
| license | proprietary software license ⓘ |
| operatingSystem |
Linux
ⓘ
Windows ⓘ
surface form:
Microsoft Windows
macOS ⓘ |
| partOf | Opera web browser ⓘ |
| precedes | Opera 15 ⓘ |
| renderingEngineReplacedBy | Blink ⓘ |
| softwareArchitecture | proprietary ⓘ |
| status | discontinued ⓘ |
| supports |
Opera Link
ⓘ
Opera Turbo ⓘ Speed Dial ⓘ content blocking ⓘ customizable keyboard shortcuts ⓘ customizable toolbars ⓘ download manager ⓘ extensions ⓘ mouse gestures ⓘ panel sidebar ⓘ private browsing ⓘ tabbed browsing ⓘ user JavaScript ⓘ user interface themes ⓘ |
| supportsStandard |
CSS3 (partial)
ⓘ
DOM ⓘ HTML5 (partial) ⓘ JavaScript ⓘ SVG (partial) ⓘ WebSockets (early implementation) ⓘ |
| usesRenderingEngine | Presto ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Opera 12 Description of subject: Opera 12 is a legacy version of the Opera web browser known for its speed, customizability, and use of the Presto rendering engine before Opera transitioned to Chromium.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.