Triple
T22349933
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Naugatuck station |
E552500
|
entity |
| Predicate | originalRailroad |
P29775
|
FINISHED |
| Object | Naugatuck Railroad |
—
|
NE NERFINISHED |
How this triple was built (3 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 Railroad | Statement: [Naugatuck station, originalRailroad, Naugatuck Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Naugatuck Railroad Context triple: [Naugatuck station, originalRailroad, Naugatuck Railroad]
-
A.
North Shore Railroad
North Shore Railroad was a regional rail line in Northern California that later became part of the Northwestern Pacific Railroad through consolidation with other local lines.
-
B.
New Haven–Northampton Railroad
The New Haven–Northampton Railroad was a historic New England rail line that once connected New Haven, Connecticut to Northampton, Massachusetts and later became the corridor for today’s Farmington Canal Heritage Trail.
-
C.
Connecticut Southern Railroad
Connecticut Southern Railroad is a regional freight railroad operating in southern New England, primarily serving industrial customers in Connecticut.
-
D.
Morris and Essex Railroad
The Morris and Essex Railroad was a historic 19th-century rail line in New Jersey that became a key part of the region’s early transportation and later integrated into larger railroad systems.
-
E.
New Canaan Railroad
The New Canaan Railroad was a 19th-century railroad company in Connecticut that built and operated the line later known as Metro-North's New Canaan Branch.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Naugatuck Railroad Target entity description: Naugatuck Railroad was a 19th-century Connecticut rail line that later became part of the New York, New Haven and Hartford Railroad system.
-
A.
North Shore Railroad
North Shore Railroad was a regional rail line in Northern California that later became part of the Northwestern Pacific Railroad through consolidation with other local lines.
-
B.
New Haven–Northampton Railroad
The New Haven–Northampton Railroad was a historic New England rail line that once connected New Haven, Connecticut to Northampton, Massachusetts and later became the corridor for today’s Farmington Canal Heritage Trail.
-
C.
Connecticut Southern Railroad
Connecticut Southern Railroad is a regional freight railroad operating in southern New England, primarily serving industrial customers in Connecticut.
-
D.
Morris and Essex Railroad
The Morris and Essex Railroad was a historic 19th-century rail line in New Jersey that became a key part of the region’s early transportation and later integrated into larger railroad systems.
-
E.
New Canaan Railroad
The New Canaan Railroad was a 19th-century railroad company in Connecticut that built and operated the line later known as Metro-North's New Canaan Branch.
- F. None of above. chosen
Provenance (2 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_69e11e4a0ad08190a385b4d343cf6524 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f1579ad6708190ba4af97a02d0758d |
completed | April 29, 2026, 12:58 a.m. |
Created at: April 16, 2026, 8:43 p.m.