Triple
T5481959
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northeast Corridor electrified services |
E123485
|
entity |
| Predicate | infrastructureOwner |
P347
|
FINISHED |
| Object | Connecticut Department of Transportation (New Haven Line segments with Metro-North) |
E139808
|
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: Connecticut Department of Transportation (New Haven Line segments with Metro-North) | Statement: [Northeast Corridor electrified services, infrastructureOwner, Connecticut Department of Transportation (New Haven Line segments with Metro-North)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Connecticut Department of Transportation (New Haven Line segments with Metro-North) Context triple: [Northeast Corridor electrified services, infrastructureOwner, Connecticut Department of Transportation (New Haven Line segments with Metro-North)]
-
A.
Metro-North Railroad New Canaan Branch
The Metro-North Railroad New Canaan Branch is a commuter rail line in southwestern Connecticut that provides service between New Canaan and the New Haven Line main route into the New York City metropolitan area.
-
B.
New Haven Line
The New Haven Line is a major commuter rail route in the northeastern United States that connects New York City with New Haven, Connecticut, serving numerous communities along the Long Island Sound corridor.
-
C.
New Haven–Springfield Line
The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
-
D.
Connecticut Department of Transportation
chosen
The Connecticut Department of Transportation is the state agency responsible for planning, developing, and managing Connecticut’s transportation infrastructure, including highways, public transit, rail, and aviation systems.
-
E.
CTrail Hartford Line
CTrail Hartford Line is a commuter rail service in Connecticut that connects New Haven, Hartford, and Springfield, providing regional passenger transportation along the I‑91 corridor.
- 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_69bd4648883481909e9775d43300c5fa |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd924bac088190b7d08df91534b0bc |
completed | March 20, 2026, 6:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf48a2880c8190ad76cf8c3862aede |
completed | March 22, 2026, 1:40 a.m. |
Created at: March 20, 2026, 2:09 p.m.