Geir Ivarsøy

E50830

Geir Ivarsøy was a Norwegian software developer best known as the co-founder and key architect behind the Opera web browser.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (1)

Label Occurrences
Geir Ivarsøy canonical 4

Statements (31)

Predicate Object
instanceOf Norwegian person
computer programmer
human
software developer
areaOfInfluence web browsing technology
associatedWith World Wide Web
internet software
coFounded Opera Software
contributedTo early development of graphical web browsers
countryOfCitizenship Norway
developed Opera web browser
employer Opera Software
fieldOfWork software engineering
web browser development
gender male
hasFamilyName Ivarsøy
hasGivenName Geir
industry internet industry
software industry
knownFor being key architect of the Opera web browser
co-founding Opera Software
languageSpoken English
Norwegian
nationality Norwegian
notableRole chief architect of Opera web browser
lead developer of Opera web browser
notableWork Opera web browser
occupation computer programmer
software developer
placeOfBirth Norway
programmingLanguageUsed C++

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: Geir Ivarsøy
Description of subject: Geir Ivarsøy was a Norwegian software developer best known as the co-founder and key architect behind the Opera web browser.

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Opera Software foundedBy Geir Ivarsøy
Opera Limited foundedBy Geir Ivarsøy
Ivarsøy usedBy Geir Ivarsøy
Ivarsøy developer Geir Ivarsøy
subject surface form: Opera