Triple
T21081838
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | YouTube headquarters |
E519387
|
entity |
| Predicate | parentCompanyHeadquartersLocationRelation |
P11921
|
FINISHED |
| Object | separate from Googleplex in Mountain View |
—
|
NE NERFINISHED |
How this triple was built (3 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: separate from Googleplex in Mountain View | Statement: [YouTube headquarters, parentCompanyHeadquartersLocationRelation, separate from Googleplex in Mountain View]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: separate from Googleplex in Mountain View Context triple: [YouTube headquarters, parentCompanyHeadquartersLocationRelation, separate from Googleplex in Mountain View]
-
A.
Google Bay View campus
Google Bay View campus is a futuristic, sustainability-focused Google office complex in Silicon Valley designed by Bjarke Ingels Group in collaboration with Heatherwick Studio.
-
B.
Mountain View, Contra Costa County, California
Mountain View is a small unincorporated community located in Contra Costa County in the San Francisco Bay Area of California.
-
C.
Meta Menlo Park campus
Meta Menlo Park campus is the social media giant’s main corporate headquarters complex in Menlo Park, California, housing its central offices and key operations.
-
D.
Mountain View, California, United States
chosen
Mountain View, California, United States is a Silicon Valley city known as a major technology hub and home to numerous high-profile tech companies.
-
E.
downtown Mountain View
Downtown Mountain View is the central commercial and social hub of Mountain View, California, known for its vibrant dining, shopping, and entertainment scene.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: parentCompanyHeadquartersLocationRelation Context triple: [YouTube headquarters, parentCompanyHeadquartersLocationRelation, separate from Googleplex in Mountain View]
-
A.
hasParentCompanyHeadquarters
chosen
Indicates that a company’s parent organization has its main headquarters located at a specified place.
-
B.
majorCompanyHeadquartered
Indicates that a company is a primary or significant corporate entity whose main headquarters is located in a specified place.
-
C.
laterCompanyHeadquartersCity
Indicates that the specified city is the location of a company’s headquarters during a later period in time, following an earlier headquarters location.
-
D.
associatedWithCompanyHeadquarters
Indicates that an entity has a relationship or connection to the headquarters location of a specific company.
-
E.
employerHeadquarters
Indicates the location where an employer’s main corporate offices or central administrative operations are based.
- F. None of above.
Provenance (3 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_69e0b506e59c8190849b71ed07929215 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e702db430c81908a1547d8fbe45506 |
completed | April 21, 2026, 4:53 a.m. |
| PD | Predicate disambiguation | batch_69e5dbfcd5e881908f1e4e0d2d237856 |
completed | April 20, 2026, 7:55 a.m. |
Created at: April 16, 2026, 2:49 p.m.