Triple
T2121479
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CTrail Hartford Line |
E43932
|
entity |
| Predicate | usesStation |
P726
|
FINISHED |
| Object |
Windsor station
Windsor station is a passenger rail station in Windsor, Connecticut, serving CTrail’s Hartford Line and other regional train services.
|
E250493
|
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: Windsor station | Statement: [CTrail Hartford Line, usesStation, Windsor station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Windsor station Context triple: [CTrail Hartford Line, usesStation, Windsor station]
-
A.
Harrison station
Harrison station is a commuter rail stop in Harrison, New Jersey, serving passengers on the PATH rapid transit system between Newark and New York City.
-
B.
Lancaster Station
Lancaster Station is an Amtrak passenger rail station in Lancaster, Pennsylvania, serving intercity and regional trains along the Keystone Corridor.
-
C.
Wallingford station
Wallingford station is a passenger rail station in Wallingford, Connecticut, serving CTrail Hartford Line trains and other regional rail services.
-
D.
Milton station
Milton station is a light rail stop on the MBTA's Mattapan Trolley line in Milton, Massachusetts, serving local commuters on the Red Line's historic trolley branch.
-
E.
Washington station
Washington station is a major rapid transit stop on Chicago's downtown Loop, serving as a key hub in the city's 'L' train system.
- 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: Windsor station Triple: [CTrail Hartford Line, usesStation, Windsor station]
Generated description
Windsor station is a passenger rail station in Windsor, Connecticut, serving CTrail’s Hartford Line and other regional train services.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Windsor station Target entity description: Windsor station is a passenger rail station in Windsor, Connecticut, serving CTrail’s Hartford Line and other regional train services.
-
A.
Harrison station
Harrison station is a commuter rail stop in Harrison, New Jersey, serving passengers on the PATH rapid transit system between Newark and New York City.
-
B.
Lancaster Station
Lancaster Station is an Amtrak passenger rail station in Lancaster, Pennsylvania, serving intercity and regional trains along the Keystone Corridor.
-
C.
Wallingford station
Wallingford station is a passenger rail station in Wallingford, Connecticut, serving CTrail Hartford Line trains and other regional rail services.
-
D.
Milton station
Milton station is a light rail stop on the MBTA's Mattapan Trolley line in Milton, Massachusetts, serving local commuters on the Red Line's historic trolley branch.
-
E.
Washington station
Washington station is a major rapid transit stop on Chicago's downtown Loop, serving as a key hub in the city's 'L' train system.
- 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_69a88717cfe48190b7ecdd68c824848a |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abbb51e8088190a1aeafee4e8dff63 |
completed | March 7, 2026, 5:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae71ac8a0081909cbb1187513bfc56 |
completed | March 9, 2026, 7:07 a.m. |
| NEDg | Description generation | batch_69ae759def9881909c94ed211790d741 |
completed | March 9, 2026, 7:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae7634343c819094efcb7bea49ef9e |
completed | March 9, 2026, 7:26 a.m. |
Created at: March 4, 2026, 7:44 p.m.