Y Combinator
E137940
Y Combinator is a prominent Silicon Valley startup accelerator known for funding and mentoring early-stage technology companies such as Airbnb, Dropbox, and Stripe.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Y Combinator canonical | 5 |
| Y Combinator Winter 2005 batch | 1 |
| Y Combinator alumni | 1 |
| Y Combinator-backed startups | 1 |
| YC Continuity (growth-stage investing) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1203260 — 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: Y Combinator Context triple: [Sam Altman, associatedWith, Y Combinator]
-
A.
Thiel Capital
Thiel Capital is an investment firm and family office managing the personal capital and strategic ventures of billionaire entrepreneur and investor Peter Thiel.
-
B.
Berkeley SkyDeck accelerator
Berkeley SkyDeck accelerator is a leading startup accelerator and incubator at the University of California, Berkeley that supports early-stage companies with mentorship, resources, and access to investors.
-
C.
Founders Fund
Founders Fund is a Silicon Valley venture capital firm known for backing ambitious, transformative technology companies at early and growth stages.
-
D.
Andreessen Horowitz
Andreessen Horowitz is a prominent Silicon Valley venture capital firm known for backing leading technology startups across software, fintech, crypto, and other innovation-driven sectors.
-
E.
Mohr Davidow Ventures
Mohr Davidow Ventures is a Silicon Valley-based venture capital firm known for investing in early-stage technology and life sciences startups.
- 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: Y Combinator Target entity description: Y Combinator is a prominent Silicon Valley startup accelerator known for funding and mentoring early-stage technology companies such as Airbnb, Dropbox, and Stripe.
-
A.
Thiel Capital
Thiel Capital is an investment firm and family office managing the personal capital and strategic ventures of billionaire entrepreneur and investor Peter Thiel.
-
B.
Berkeley SkyDeck accelerator
Berkeley SkyDeck accelerator is a leading startup accelerator and incubator at the University of California, Berkeley that supports early-stage companies with mentorship, resources, and access to investors.
-
C.
Founders Fund
Founders Fund is a Silicon Valley venture capital firm known for backing ambitious, transformative technology companies at early and growth stages.
-
D.
Andreessen Horowitz
Andreessen Horowitz is a prominent Silicon Valley venture capital firm known for backing leading technology startups across software, fintech, crypto, and other innovation-driven sectors.
-
E.
Mohr Davidow Ventures
Mohr Davidow Ventures is a Silicon Valley-based venture capital firm known for investing in early-stage technology and life sciences startups.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
investment firm
ⓘ
private company ⓘ seed accelerator ⓘ startup accelerator ⓘ |
| abbreviation | YC ⓘ |
| businessModel | equity investment for funding ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focusesOn |
early-stage startups
ⓘ
internet startups ⓘ software startups ⓘ technology companies ⓘ |
| foundedBy |
Jessica Livingston
ⓘ
Paul Graham ⓘ Robert Morris ⓘ Trevor Blackwell ⓘ |
| hasProgram |
Startup School
ⓘ
Y Combinator self-linksurface differs ⓘ
surface form:
YC Continuity (growth-stage investing)
YC Core program ⓘ |
| headquartersLocation |
Mountain View, California, United States
ⓘ
surface form:
Mountain View, California
Silicon Valley ⓘ |
| inception | 2005 ⓘ |
| industry |
startup investing
ⓘ
technology ⓘ venture capital ⓘ |
| knownFor |
founder-friendly terms
ⓘ
highly influential alumni network ⓘ popularizing the startup accelerator model ⓘ |
| languageOfWork | English ⓘ |
| notablePortfolioCompany |
Airbnb
ⓘ
Coinbase ⓘ DoorDash ⓘ Dropbox ⓘ Instacart ⓘ Reddit ⓘ Stripe ⓘ Twitch ⓘ |
| offers |
demo day
ⓘ
founder community ⓘ mentorship ⓘ seed funding ⓘ |
| organizes | Demo Day events ⓘ |
| programFrequency | twice per year ⓘ |
| programSeason |
Summer batch
ⓘ
Winter batch ⓘ |
| programType | batch-based accelerator program ⓘ |
| publishes | essays and advice for startups ⓘ |
| regionServed | global ⓘ |
| selectionProcess | application and interview ⓘ |
| website | https://www.ycombinator.com ⓘ |
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: Y Combinator Description of subject: Y Combinator is a prominent Silicon Valley startup accelerator known for funding and mentoring early-stage technology companies such as Airbnb, Dropbox, and Stripe.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Y Combinator-backed startups
this entity surface form:
Y Combinator Winter 2005 batch
this entity surface form:
YC Continuity (growth-stage investing)
this entity surface form:
Y Combinator alumni