Triple
T17465332
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pere Marquette |
E425261
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | Pere Marquette Railway |
—
|
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: Pere Marquette Railway | Statement: [Pere Marquette, namedAfter, Pere Marquette Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pere Marquette Railway Context triple: [Pere Marquette, namedAfter, Pere Marquette Railway]
-
A.
Lake Shore and Michigan Southern Railway
The Lake Shore and Michigan Southern Railway was a major 19th-century American railroad that formed a key part of the New York Central system, linking the Great Lakes region with the Eastern United States.
-
B.
Michigan Central Railroad
Michigan Central Railroad was a major 19th- and early 20th-century American railroad company that operated key passenger and freight routes across Michigan and the Great Lakes region, connecting to Chicago and the broader Midwest rail network.
-
C.
Milwaukee Road
The Milwaukee Road was a major American railroad that operated an extensive Midwestern and Pacific Northwest network, noted especially for its electrified mountain routes and eventual bankruptcy in the late 20th century.
-
D.
North Western State Railway
The North Western State Railway was a major railway system of British India that served much of what is now Pakistan and parts of northern India before being reorganized after independence.
-
E.
Pere Marquette
Pere Marquette is an Amtrak passenger train service in the Midwest that operates between Chicago, Illinois, and Grand Rapids, Michigan.
- 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: Pere Marquette Railway Target entity description: Pere Marquette Railway was a prominent early 20th-century American railroad that operated primarily in the Great Lakes region, especially Michigan and surrounding states.
-
A.
Lake Shore and Michigan Southern Railway
The Lake Shore and Michigan Southern Railway was a major 19th-century American railroad that formed a key part of the New York Central system, linking the Great Lakes region with the Eastern United States.
-
B.
Michigan Central Railroad
Michigan Central Railroad was a major 19th- and early 20th-century American railroad company that operated key passenger and freight routes across Michigan and the Great Lakes region, connecting to Chicago and the broader Midwest rail network.
-
C.
Milwaukee Road
The Milwaukee Road was a major American railroad that operated an extensive Midwestern and Pacific Northwest network, noted especially for its electrified mountain routes and eventual bankruptcy in the late 20th century.
-
D.
North Western State Railway
The North Western State Railway was a major railway system of British India that served much of what is now Pakistan and parts of northern India before being reorganized after independence.
-
E.
Pere Marquette
chosen
Pere Marquette is an Amtrak passenger train service in the Midwest that operates between Chicago, Illinois, and Grand Rapids, Michigan.
- F. None of above.
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_69d889dbc2e88190b18ea6115e819258 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e451a6c2e08190bca9de56ee2f5136 |
completed | April 19, 2026, 3:53 a.m. |
Created at: April 10, 2026, 5:47 a.m.