Triple
T21051197
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kevin Hartz |
E518585
|
entity |
| Predicate | earlyInvestorIn |
P23259
|
FINISHED |
| Object |
Trulia
Trulia is an online real estate marketplace that provides listings, neighborhood data, and tools for home buyers, sellers, and renters in the United States.
|
E1465062
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Trulia | Statement: [Kevin Hartz, earlyInvestorIn, Trulia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Trulia Context triple: [Kevin Hartz, earlyInvestorIn, Trulia]
-
A.
Zillow
Zillow is a major U.S.-based online real estate marketplace that provides home listings, value estimates, and related housing data to buyers, sellers, and renters.
-
B.
Redfin
Redfin is a technology-powered real estate brokerage and listings platform that enables users to buy, sell, and search for homes online.
-
C.
Casa.com
Casa.com was an online retail brand focused on home goods and décor, operated as a sister site to Diapers.com under the same e-commerce umbrella.
-
D.
Opendoor
Opendoor is a U.S.-based real estate technology company that pioneered the iBuyer model, enabling homeowners to sell their homes online quickly for cash offers.
-
E.
Apartments.com
Apartments.com is a major online real estate marketplace that helps users search for and compare rental listings across the United States.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Trulia Triple: [Kevin Hartz, earlyInvestorIn, Trulia]
Generated description
Trulia is an online real estate marketplace that provides listings, neighborhood data, and tools for home buyers, sellers, and renters in the United States.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Trulia Target entity description: Trulia is an online real estate marketplace that provides listings, neighborhood data, and tools for home buyers, sellers, and renters in the United States.
-
A.
Zillow
Zillow is a major U.S.-based online real estate marketplace that provides home listings, value estimates, and related housing data to buyers, sellers, and renters.
-
B.
Redfin
Redfin is a technology-powered real estate brokerage and listings platform that enables users to buy, sell, and search for homes online.
-
C.
Casa.com
Casa.com was an online retail brand focused on home goods and décor, operated as a sister site to Diapers.com under the same e-commerce umbrella.
-
D.
Opendoor
Opendoor is a U.S.-based real estate technology company that pioneered the iBuyer model, enabling homeowners to sell their homes online quickly for cash offers.
-
E.
Apartments.com
Apartments.com is a major online real estate marketplace that helps users search for and compare rental listings across the United States.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69e0b5053ac48190921529544959e906 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e6fd7bd96c81909cb46419ad4e1222 |
completed | April 21, 2026, 4:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a09506480488190b08c5d20a28b1f27 |
completed | May 17, 2026, 5:21 a.m. |
| NEDg | Description generation | batch_6a095314a2508190bceb0771c637aa0c |
completed | May 17, 2026, 5:33 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0953b95cfc8190abdaa75559d4813e |
completed | May 17, 2026, 5:35 a.m. |
Created at: April 16, 2026, 2:35 p.m.