Triple
T1666262
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Colony Railroad |
E36018
|
entity |
| Predicate | operatedThrough |
P30573
|
FINISHED |
| Object | Dorchester, Boston |
E73521
|
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: Dorchester, Boston | Statement: [Old Colony Railroad, operatedThrough, Dorchester, Boston]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dorchester, Boston Context triple: [Old Colony Railroad, operatedThrough, Dorchester, Boston]
-
A.
Dorchester
chosen
Dorchester is one of the earliest English settlements in New England, now a historic neighborhood of Boston, Massachusetts.
-
B.
Dorchester neighborhood of Boston
The Dorchester neighborhood of Boston is a large, diverse residential area known for its historic streets, vibrant immigrant communities, and active commercial hubs.
-
C.
South End, Boston
South End, Boston is a historic, densely populated neighborhood known for its Victorian brownstone architecture, diverse community, and vibrant arts and dining scene just south of downtown Boston.
-
D.
North End, Boston
North End, Boston is the city's oldest residential neighborhood, famed for its historic sites like the Paul Revere House and its vibrant Italian-American culture, restaurants, and festivals.
-
E.
East Boston, Massachusetts
East Boston, Massachusetts is a waterfront neighborhood of Boston known for its diverse immigrant communities, residential streets, and proximity to Logan International Airport.
- 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: operatedThrough Context triple: [Old Colony Railroad, operatedThrough, Dorchester, Boston]
-
A.
operatedWith
Indicates that an entity performed an action, function, or process using a specified tool, method, or instrument.
-
B.
operatedFor
Indicates that one entity performed operations or provided services on behalf of, or in support of, another entity for a certain period or purpose.
-
C.
operatedAs
Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
-
D.
operatedOn
Indicates that one entity has performed a surgical or procedural operation on another entity.
-
E.
operationOf
Indicates that one entity is the function, activity, or process carried out by another entity (such as a system, device, or organization).
- 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_69a8861286808190939afff3ce8ee31e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aa994f92b0819084ee2f6a672334b9 |
completed | March 6, 2026, 9:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b030e23ea081909737f5fd2d3c8dfb |
completed | March 10, 2026, 2:55 p.m. |
| PD | Predicate disambiguation | batch_69a907d2475c8190b7ec7dccd3335eb1 |
completed | March 5, 2026, 4:34 a.m. |
| PDg | Predicate description generation | batch_69a94192abc0819092fc00fef9d53bcb |
completed | March 5, 2026, 8:40 a.m. |
Created at: March 4, 2026, 7:29 p.m.