Triple
T9607616
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metro-North Railroad New Canaan Branch |
E232010
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object | Northeast Corridor at Stamford |
E169987
|
NE FINISHED |
How this triple was built (2 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: Northeast Corridor at Stamford | Statement: [Metro-North Railroad New Canaan Branch, connectsWith, Northeast Corridor at Stamford]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northeast Corridor at Stamford Context triple: [Metro-North Railroad New Canaan Branch, connectsWith, Northeast Corridor at Stamford]
-
A.
Northeast Corridor at New Haven
The Northeast Corridor at New Haven is a major junction on the busy Boston–Washington rail corridor where intercity and regional trains connect with inland routes such as the New Haven–Springfield Line.
-
B.
Stamford station
chosen
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.
I-95 Northeast Corridor
The I-95 Northeast Corridor is a heavily traveled stretch of Interstate 95 running through major cities in the northeastern United States, serving as a key artery for regional and long-distance traffic.
-
D.
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.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca8485a90c819094fe40b42fde9d70 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9a62372881908bf21be91e7285fb |
completed | April 1, 2026, 10:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d17942504481908e7147a0f56bdf96 |
completed | April 4, 2026, 8:49 p.m. |
Created at: March 30, 2026, 8:08 p.m.