Triple
T1662328
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fairfield, Connecticut |
E35935
|
entity |
| Predicate | hasTransportation |
P105
|
FINISHED |
| Object |
Fairfield Metro-North Railroad station
Fairfield Metro-North Railroad station is a commuter rail station on the New Haven Line serving passengers traveling between Fairfield, Connecticut, and destinations such as New York City and New Haven.
|
E199307
|
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: Fairfield Metro-North Railroad station | Statement: [Fairfield, Connecticut, hasTransportation, Fairfield Metro-North Railroad station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fairfield Metro-North Railroad station Context triple: [Fairfield, Connecticut, hasTransportation, Fairfield Metro-North Railroad station]
-
A.
White Plains station
White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
-
B.
Stamford station
Stamford station is a major commuter rail hub in Stamford, Connecticut, serving as one of the busiest stops on the Metro-North Railroad and a key gateway between New York City and New England.
-
C.
Riverhead station
Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
-
D.
Tarrytown station
Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
-
E.
Fort Totten station
Fort Totten station is a major Washington Metro transfer hub in Northeast D.C. where the Red Line intersects with the Green and Yellow Lines.
- 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: Fairfield Metro-North Railroad station Triple: [Fairfield, Connecticut, hasTransportation, Fairfield Metro-North Railroad station]
Generated description
Fairfield Metro-North Railroad station is a commuter rail station on the New Haven Line serving passengers traveling between Fairfield, Connecticut, and destinations such as New York City and New Haven.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fairfield Metro-North Railroad station Target entity description: Fairfield Metro-North Railroad station is a commuter rail station on the New Haven Line serving passengers traveling between Fairfield, Connecticut, and destinations such as New York City and New Haven.
-
A.
White Plains station
White Plains station is a major Metro-North Railroad commuter rail hub in downtown White Plains, New York, providing frequent service to New York City and surrounding suburbs.
-
B.
Stamford station
Stamford station is a major commuter rail hub in Stamford, Connecticut, serving as one of the busiest stops on the Metro-North Railroad and a key gateway between New York City and New England.
-
C.
Riverhead station
Riverhead station is a Long Island Rail Road stop in Riverhead, New York, serving passengers on the Ronkonkoma Branch in eastern Suffolk County.
-
D.
Tarrytown station
Tarrytown station is a commuter rail stop on Metro-North Railroad’s Hudson Line serving the village of Tarrytown in Westchester County, New York.
-
E.
Fort Totten station
Fort Totten station is a major Washington Metro transfer hub in Northeast D.C. where the Red Line intersects with the Green and Yellow Lines.
- 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_69a88606aa808190aa0b421b4271f220 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90ab3bd7081908d15d772b10aebbe |
completed | March 5, 2026, 4:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ada972c92c8190b5c69cd9223ad0f6 |
completed | March 8, 2026, 4:53 p.m. |
| NEDg | Description generation | batch_69adae972d1081909cd13e8220c3ccc6 |
completed | March 8, 2026, 5:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69adaf9d042481909dbd54d9e04e444e |
completed | March 8, 2026, 5:19 p.m. |
Created at: March 4, 2026, 7:29 p.m.