Triple
T16239964
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Frederick Douglass Memorial Bridge |
E394215
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | District Department of Transportation |
E32892
|
NE FINISHED |
How this triple was built (2 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: District Department of Transportation | Statement: [Frederick Douglass Memorial Bridge, maintainedBy, District Department of Transportation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: District Department of Transportation Context triple: [Frederick Douglass Memorial Bridge, maintainedBy, District Department of Transportation]
-
A.
District Department of Transportation
The District Department of Transportation is the local government agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure, including its roads, bridges, and public space.
-
B.
State Transport Authority
The State Transport Authority was a former South Australian government agency responsible for operating and managing much of the state's public transport, including rail services.
-
C.
City Transit Division
City Transit Division is a public transportation agency responsible for operating and managing local transit services such as trolley routes within its service area.
-
D.
city transportation bureau
A city transportation bureau is a municipal government agency responsible for planning, operating, and managing a city's public transit systems and related transportation services.
-
E.
District of Columbia Department of Transportation
chosen
The District of Columbia Department of Transportation is the city agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure and services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d87f2171208190951025e526947816 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e2455d5270819090171d4207223a28 |
completed | April 17, 2026, 2:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a000edd1ed08190aa0211c3b17a918e |
completed | May 10, 2026, 4:51 a.m. |
Created at: April 10, 2026, 5:04 a.m.