Triple
T5504685
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Danbury Branch |
E144410
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
South Norwalk station
South Norwalk station is a major Metro-North Railroad hub in Norwalk, Connecticut, serving as a key transfer point between the New Haven Line and the Danbury Branch.
|
E529290
|
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: South Norwalk station | Statement: [Danbury Branch, terminus, South Norwalk station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Norwalk station Context triple: [Danbury Branch, terminus, South Norwalk station]
-
A.
Norwalk station
Norwalk station is a Los Angeles Metro Rail transit station in Norwalk, California, serving as a key eastern endpoint for light rail service in the southeastern Los Angeles area.
-
B.
Westbury station
Westbury station is a Long Island Rail Road commuter rail stop in Westbury, New York, serving passengers on the busy Main Line between New York City and eastern Long Island.
-
C.
Windsor Locks station
Windsor Locks station is a passenger rail stop in Windsor Locks, Connecticut, serving CTrail’s Hartford Line and Amtrak trains along the Hartford–Springfield corridor.
-
D.
Mamaroneck station
Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
-
E.
Danbury Branch (Metro-North Railroad)
Danbury Branch (Metro-North Railroad) is a commuter rail line in southwestern Connecticut that connects the city of Danbury with the New Haven Line, providing passenger service to New York City and other regional destinations.
- 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: South Norwalk station Triple: [Danbury Branch, terminus, South Norwalk station]
Generated description
South Norwalk station is a major Metro-North Railroad hub in Norwalk, Connecticut, serving as a key transfer point between the New Haven Line and the Danbury Branch.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Norwalk station Target entity description: South Norwalk station is a major Metro-North Railroad hub in Norwalk, Connecticut, serving as a key transfer point between the New Haven Line and the Danbury Branch.
-
A.
Norwalk station
Norwalk station is a Los Angeles Metro Rail transit station in Norwalk, California, serving as a key eastern endpoint for light rail service in the southeastern Los Angeles area.
-
B.
Westbury station
Westbury station is a Long Island Rail Road commuter rail stop in Westbury, New York, serving passengers on the busy Main Line between New York City and eastern Long Island.
-
C.
Windsor Locks station
Windsor Locks station is a passenger rail stop in Windsor Locks, Connecticut, serving CTrail’s Hartford Line and Amtrak trains along the Hartford–Springfield corridor.
-
D.
Mamaroneck station
Mamaroneck station is a commuter rail stop in Mamaroneck, New York, served by the Metro-North Railroad’s New Haven Line.
-
E.
Danbury Branch (Metro-North Railroad)
Danbury Branch (Metro-North Railroad) is a commuter rail line in southwestern Connecticut that connects the city of Danbury with the New Haven Line, providing passenger service to New York City and other regional destinations.
- 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_69c008f6b5048190a09064116062cf69 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01f0d21848190ae8c41561eca6342 |
completed | March 22, 2026, 4:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c027ae9a448190a927d39d30f0134b |
completed | March 22, 2026, 5:32 p.m. |
| NEDg | Description generation | batch_69c037fca93881908d4d7403bfb1f866 |
completed | March 22, 2026, 6:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c03898327c8190bd3b889bd7663003 |
completed | March 22, 2026, 6:44 p.m. |
Created at: March 22, 2026, 3:32 p.m.