Triple
T14189738
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Greenwich, Connecticut |
E351678
|
entity |
| Predicate | hasRailStation |
P726
|
FINISHED |
| Object |
Cos Cob station
Cos Cob station is a commuter rail stop on the Metro-North Railroad's New Haven Line serving the Cos Cob neighborhood of Greenwich, Connecticut.
|
E1085143
|
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: Cos Cob station | Statement: [Greenwich, Connecticut, hasRailStation, Cos Cob station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cos Cob station Context triple: [Greenwich, Connecticut, hasRailStation, Cos Cob station]
-
A.
Belmar station
Belmar station is a New Jersey Transit rail station in Belmar, New Jersey, serving passengers on the North Jersey Coast Line.
-
B.
Bridgeport station
Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
-
C.
Bridgeport station
Bridgeport station is a major elevated SkyTrain transit hub in Richmond, British Columbia, serving the Canada Line and providing connections to buses and Vancouver International Airport.
-
D.
Bridgeport station
Bridgeport station is a major Metro-North Railroad and Amtrak rail hub in Bridgeport, Connecticut, providing regional and commuter rail connections along the Northeast Corridor.
-
E.
Camden Station
Camden Station is a historic Baltimore train station that now serves as a key commuter rail hub and gateway to the city’s downtown and sports stadiums.
- 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: Cos Cob station Triple: [Greenwich, Connecticut, hasRailStation, Cos Cob station]
Generated description
Cos Cob station is a commuter rail stop on the Metro-North Railroad's New Haven Line serving the Cos Cob neighborhood of Greenwich, Connecticut.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cos Cob station Target entity description: Cos Cob station is a commuter rail stop on the Metro-North Railroad's New Haven Line serving the Cos Cob neighborhood of Greenwich, Connecticut.
-
A.
Belmar station
Belmar station is a New Jersey Transit rail station in Belmar, New Jersey, serving passengers on the North Jersey Coast Line.
-
B.
Bridgeport station
Bridgeport station is a SEPTA rapid transit stop in Bridgeport, Pennsylvania, serving passengers on the Norristown High Speed Line.
-
C.
Bridgeport station
Bridgeport station is a major elevated SkyTrain transit hub in Richmond, British Columbia, serving the Canada Line and providing connections to buses and Vancouver International Airport.
-
D.
Bridgeport station
Bridgeport station is a major Metro-North Railroad and Amtrak rail hub in Bridgeport, Connecticut, providing regional and commuter rail connections along the Northeast Corridor.
-
E.
Camden Station
Camden Station is a historic Baltimore train station that now serves as a key commuter rail hub and gateway to the city’s downtown and sports stadiums.
- 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_69d827894ac0819097803e57f3227b23 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de61df628c8190ba3f557e2128dce5 |
completed | April 14, 2026, 3:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd194543f081909cb11cf0881afa90 |
completed | May 7, 2026, 10:59 p.m. |
| NEDg | Description generation | batch_69fd1b2ace9c8190a7458e5c43a3c3d6 |
completed | May 7, 2026, 11:07 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd1c61b994819081dcc92ae33772ed |
completed | May 7, 2026, 11:12 p.m. |
Created at: April 10, 2026, 1:03 a.m.