Madrona Venture Group
E1564
Madrona Venture Group is a Seattle-based venture capital firm known for investing in early-stage technology companies, particularly in the Pacific Northwest.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Madrona Venture Group canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T15001 — 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: Madrona Venture Group Context triple: [William D. Ruckelshaus, employer, Madrona Venture Group]
-
A.
Rockefeller Foundation
The Rockefeller Foundation is a major American philanthropic organization that funds global initiatives in public health, agriculture, education, and social innovation.
-
B.
Carnegie Corporation of New York
Carnegie Corporation of New York is a major philanthropic foundation that supports education, democracy, and international peace initiatives in the United States and around the world.
-
C.
Porter
Porter is a transit station in Cambridge, Massachusetts that serves both MBTA commuter rail and Red Line subway services.
-
D.
Bolt Beranek and Newman
Bolt Beranek and Newman was a pioneering American research and engineering firm best known for its foundational role in developing the ARPANET, a precursor to the modern internet.
-
E.
Carnegie
Carnegie is a Scottish surname most famously associated with industrialist and philanthropist Andrew Carnegie.
- 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: Madrona Venture Group Target entity description: Madrona Venture Group is a Seattle-based venture capital firm known for investing in early-stage technology companies, particularly in the Pacific Northwest.
-
A.
Rockefeller Foundation
The Rockefeller Foundation is a major American philanthropic organization that funds global initiatives in public health, agriculture, education, and social innovation.
-
B.
Carnegie Corporation of New York
Carnegie Corporation of New York is a major philanthropic foundation that supports education, democracy, and international peace initiatives in the United States and around the world.
-
C.
Porter
Porter is a transit station in Cambridge, Massachusetts that serves both MBTA commuter rail and Red Line subway services.
-
D.
Bolt Beranek and Newman
Bolt Beranek and Newman was a pioneering American research and engineering firm best known for its foundational role in developing the ARPANET, a precursor to the modern internet.
-
E.
Carnegie
Carnegie is a Scottish surname most famously associated with industrialist and philanthropist Andrew Carnegie.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
venture capital firm ⓘ |
| activity |
funding startups
ⓘ
supporting early-stage founders ⓘ |
| businessModel | private company ⓘ |
| city |
Seattle, Washington, United States
ⓘ
surface form:
Seattle
|
| continent | North America ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focus |
early-stage investments
ⓘ
technology companies ⓘ |
| hasOfficeIn |
Seattle, Washington, United States
ⓘ
surface form:
Seattle
|
| headquartersLocation | Seattle, Washington, United States ⓘ |
| industry |
financial services
ⓘ
venture capital ⓘ |
| investmentStage |
Series A
ⓘ
early-stage ⓘ seed ⓘ |
| investmentType |
equity investments
ⓘ
venture capital ⓘ |
| knownFor |
Seattle-based venture capital activities
ⓘ
investing in Pacific Northwest technology startups ⓘ |
| languageOfWork | English ⓘ |
| regionFocus |
Pacific Northwest
ⓘ
surface form:
Pacific Northwest technology ecosystem
|
| regionServed | Pacific Northwest ⓘ |
| state | Washington ⓘ |
| targetSector |
cloud computing
ⓘ
enterprise software ⓘ information technology ⓘ internet companies ⓘ software ⓘ |
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: Madrona Venture Group Description of subject: Madrona Venture Group is a Seattle-based venture capital firm known for investing in early-stage technology companies, particularly in the Pacific Northwest.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.