Triple
T1901680
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metropolitan Police Service |
E37701
|
entity |
| Predicate | hasSpecialistUnit |
P1198
|
FINISHED |
| Object | Mounted Branch |
E21000
|
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: Mounted Branch | Statement: [Metropolitan Police Service, hasSpecialistUnit, Mounted Branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mounted Branch Context triple: [Metropolitan Police Service, hasSpecialistUnit, Mounted Branch]
-
A.
Mounted Unit
chosen
The Mounted Unit is a specialized police division whose officers patrol on horseback to enhance crowd control, visibility, and community engagement in urban environments.
-
B.
Branch
Branch is a surname most notably associated with former NFL wide receiver and Super Bowl MVP Deion Branch.
-
C.
D Branch
D Branch is a light rail service of Boston’s MBTA Green Line that runs primarily on a former commuter rail right-of-way between downtown Boston and Newton.
-
D.
E Branch
The E Branch is a light rail service of Boston's MBTA Green Line that runs between Heath Street and Lechmere, serving the Longwood Medical Area and other neighborhoods along Huntington Avenue.
-
E.
B Branch
The B Branch is a light rail service of Boston’s MBTA Green Line that runs along Commonwealth Avenue, primarily serving Boston University and the Allston–Brighton neighborhoods.
- 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_69a8861be7148190a680937ec451a304 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb7c376208190bbf28504f1aac881 |
completed | March 7, 2026, 5:29 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69adeaf558148190b920693e2348190f |
completed | March 8, 2026, 9:32 p.m. |
Created at: March 4, 2026, 7:35 p.m.