Triple
T5574490
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waterbury Branch |
E146284
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Naugatuck station
Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
|
E552500
|
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: Naugatuck station | Statement: [Waterbury Branch, hasStation, Naugatuck station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Naugatuck station Context triple: [Waterbury Branch, hasStation, Naugatuck station]
-
A.
Meriden station
Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
-
B.
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.
-
C.
Danbury station
Danbury station is a Metro-North Railroad commuter rail station in Danbury, Connecticut, serving as the northern endpoint of the Danbury Branch line.
-
D.
Waterbury station
Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
-
E.
Mattituck station
Mattituck station is a Long Island Rail Road stop in Mattituck, New York, serving passengers traveling along eastern Long Island.
- 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: Naugatuck station Triple: [Waterbury Branch, hasStation, Naugatuck station]
Generated description
Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Naugatuck station Target entity description: Naugatuck station is a commuter rail stop in Naugatuck, Connecticut, served by Metro-North Railroad trains on the Waterbury Branch.
-
A.
Meriden station
Meriden station is a passenger rail station in Meriden, Connecticut, serving CTrail Hartford Line and Amtrak trains along the New Haven–Springfield corridor.
-
B.
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.
-
C.
Danbury station
Danbury station is a Metro-North Railroad commuter rail station in Danbury, Connecticut, serving as the northern endpoint of the Danbury Branch line.
-
D.
Waterbury station
Waterbury station is a Metro-North Railroad commuter rail station in Waterbury, Connecticut, serving as the primary rail hub for the city.
-
E.
Mattituck station
Mattituck station is a Long Island Rail Road stop in Mattituck, New York, serving passengers traveling along eastern Long Island.
- 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_69c008ffed108190a084602227af6157 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c02054ce8c819093e1a6379ec92006 |
completed | March 22, 2026, 5:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0b08980748190a86ccffd9ff94fbf |
completed | March 23, 2026, 3:16 a.m. |
| NEDg | Description generation | batch_69c0b1c9ebdc819089752d150b584a6f |
completed | March 23, 2026, 3:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0b27981848190a5b7c618044241b0 |
completed | March 23, 2026, 3:24 a.m. |
Created at: March 22, 2026, 3:37 p.m.