Triple
T21904404
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Michigan rail car ferries |
E540895
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | North American rail-marine intermodal system |
—
|
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: North American rail-marine intermodal system | Statement: [Lake Michigan rail car ferries, partOf, North American rail-marine intermodal system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North American rail-marine intermodal system Context triple: [Lake Michigan rail car ferries, partOf, North American rail-marine intermodal system]
-
A.
New York metropolitan area freight system
The New York metropolitan area freight system is the extensive network of ports, rail lines, highways, and intermodal terminals that moves goods into, out of, and within the greater New York City region.
-
B.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
C.
CN Intermodal
CN Intermodal is the intermodal freight division of Canadian National Railway, providing container and trailer transport services that integrate rail with truck and other modes across North America.
-
D.
ExpressRail system
The ExpressRail system is a dedicated on-dock rail network at the Port of New York and New Jersey that moves containerized cargo efficiently between marine terminals and inland destinations.
-
E.
Metropolitan Freight Network
The Metropolitan Freight Network is a dedicated rail freight system serving the Sydney metropolitan area, enabling the movement of goods between ports, intermodal terminals, and the broader New South Wales rail network.
- 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: North American rail-marine intermodal system Target entity description: The North American rail-marine intermodal system is a freight transportation network that integrates rail and waterborne services to move railcars and containers across lakes, rivers, and coastal routes without breaking bulk.
-
A.
New York metropolitan area freight system
The New York metropolitan area freight system is the extensive network of ports, rail lines, highways, and intermodal terminals that moves goods into, out of, and within the greater New York City region.
-
B.
U.S. intercity passenger rail network
The U.S. intercity passenger rail network is a nationwide system of medium- and long-distance train routes, primarily operated by Amtrak, that connects major cities and regions across the United States.
-
C.
CN Intermodal
CN Intermodal is the intermodal freight division of Canadian National Railway, providing container and trailer transport services that integrate rail with truck and other modes across North America.
-
D.
ExpressRail system
The ExpressRail system is a dedicated on-dock rail network at the Port of New York and New Jersey that moves containerized cargo efficiently between marine terminals and inland destinations.
-
E.
Metropolitan Freight Network
The Metropolitan Freight Network is a dedicated rail freight system serving the Sydney metropolitan area, enabling the movement of goods between ports, intermodal terminals, and the broader New South Wales rail network.
- 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_69e0c47b4e8c81908c8076eaa4c8e4f2 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f121d4c0248190909172decd7cbc64 |
completed | April 28, 2026, 9:08 p.m. |
Created at: April 16, 2026, 7:29 p.m.