Triple
T358968
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Police Department of the District of Columbia |
E7805
|
entity |
| Predicate | cooperatesWith |
P435
|
FINISHED |
| Object |
Metro Transit Police Department
The Metro Transit Police Department is the law enforcement agency responsible for policing the Washington Metropolitan Area Transit Authority’s rail and bus system across the D.C. metropolitan region.
|
E45877
|
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: Metro Transit Police Department | Statement: [Metropolitan Police Department of the District of Columbia, cooperatesWith, Metro Transit Police Department]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metro Transit Police Department Context triple: [Metropolitan Police Department of the District of Columbia, cooperatesWith, Metro Transit Police Department]
-
A.
Transit Police Division
The Transit Police Division is a specialized unit of the Portland Police Bureau responsible for law enforcement and public safety on the Portland metropolitan area's transit system.
-
B.
Portland Police Bureau
The Portland Police Bureau is the municipal law enforcement agency responsible for policing the city of Portland, Oregon.
-
C.
Portland Bureau of Transportation
The Portland Bureau of Transportation is the city agency responsible for planning, building, managing, and maintaining Portland, Oregon’s transportation infrastructure and services.
-
D.
Dallas Police Department
The Dallas Police Department is the primary law enforcement agency responsible for policing the city of Dallas, Texas, and investigating crimes within its jurisdiction.
-
E.
Transit Bureau
The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
- 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: Metro Transit Police Department Triple: [Metropolitan Police Department of the District of Columbia, cooperatesWith, Metro Transit Police Department]
Generated description
The Metro Transit Police Department is the law enforcement agency responsible for policing the Washington Metropolitan Area Transit Authority’s rail and bus system across the D.C. metropolitan region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Metro Transit Police Department Target entity description: The Metro Transit Police Department is the law enforcement agency responsible for policing the Washington Metropolitan Area Transit Authority’s rail and bus system across the D.C. metropolitan region.
-
A.
Transit Police Division
The Transit Police Division is a specialized unit of the Portland Police Bureau responsible for law enforcement and public safety on the Portland metropolitan area's transit system.
-
B.
Portland Police Bureau
The Portland Police Bureau is the municipal law enforcement agency responsible for policing the city of Portland, Oregon.
-
C.
Portland Bureau of Transportation
The Portland Bureau of Transportation is the city agency responsible for planning, building, managing, and maintaining Portland, Oregon’s transportation infrastructure and services.
-
D.
Dallas Police Department
The Dallas Police Department is the primary law enforcement agency responsible for policing the city of Dallas, Texas, and investigating crimes within its jurisdiction.
-
E.
Transit Bureau
The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
- 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_69a2e7e880008190a6ad7e06e5d03007 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ebb248608190b060553219616043 |
completed | Feb. 28, 2026, 1:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a3e578c1788190877cf6a346cf10d4 |
completed | March 1, 2026, 7:06 a.m. |
| NEDg | Description generation | batch_69a3e6098bc48190877f5d26bf1a985b |
completed | March 1, 2026, 7:08 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3e741aac48190a3f762154f6e1a36 |
completed | March 1, 2026, 7:14 a.m. |
Created at: Feb. 28, 2026, 1:08 p.m.