Triple
T4479535
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mount Vernon Square station |
E100094
|
entity |
| Predicate | servesPlace |
P6789
|
FINISHED |
| Object | Walter E. Washington Convention Center |
E391314
|
NE FINISHED |
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: Walter E. Washington Convention Center | Statement: [Mount Vernon Square station, servesPlace, Walter E. Washington Convention Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Walter E. Washington Convention Center Context triple: [Mount Vernon Square station, servesPlace, Walter E. Washington Convention Center]
-
A.
Walter E. Washington Convention Center
chosen
The Walter E. Washington Convention Center is a major, modern convention and exhibition facility in Washington, D.C., known for hosting large-scale conferences, trade shows, and public events.
-
B.
Capital Centre
Capital Centre was a now-demolished indoor sports and entertainment arena in Landover, Maryland, that once hosted the Washington Capitals and Washington Bullets.
-
C.
Baltimore Convention Center
The Baltimore Convention Center is a major multi-purpose convention and exhibition facility located in downtown Baltimore, Maryland.
-
D.
Ronald Reagan Building and International Trade Center
The Ronald Reagan Building and International Trade Center is a major federal office and conference complex in Washington, D.C., known for its postmodern architecture and role as a hub for international trade and government agencies.
-
E.
Steven F. Udvar-Hazy Center
The Steven F. Udvar-Hazy Center is a Smithsonian National Air and Space Museum annex in Virginia that houses large aviation and space artifacts, including the space shuttle Discovery and the Enola Gay.
- 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: servesPlace Context triple: [Mount Vernon Square station, servesPlace, Walter E. Washington Convention Center]
-
A.
servesOn
Indicates that one entity performs duties, functions, or holds a role as a member within another entity, such as a group, body, or organization.
-
B.
servesVenue
chosen
Indicates that an entity provides services or functions in support of a particular venue.
-
C.
isServedAt
Indicates that something (such as food, drink, or a service) is provided or made available at a particular place or venue.
-
D.
servesType
Indicates that one entity provides, offers, or is used to deliver a particular type, category, or kind of thing or service.
-
E.
intendedToServe
Indicates that one entity was designed, planned, or purposed specifically to benefit, assist, or fulfill the needs of another entity.
- F. None of above.
Provenance (4 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_69b34553cbe48190afa8ac1cac285b86 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b35728ed508190ba0e882fa62d8848 |
completed | March 13, 2026, 12:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b6288b22ec8190b327b91130275af5 |
completed | March 15, 2026, 3:33 a.m. |
| PD | Predicate disambiguation | batch_69b3563d63008190816e37027e761375 |
completed | March 13, 2026, 12:11 a.m. |
Created at: March 12, 2026, 11:35 p.m.