Triple
T54436
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak |
E1072
|
entity |
| Predicate | majorRoute |
P385
|
FINISHED |
| Object |
Sunset Limited
Sunset Limited is a long-distance Amtrak passenger train route that runs across the southern United States, historically connecting the Gulf Coast to the West Coast.
|
E5636
|
NE FINISHED |
How this triple was built (4 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: Sunset Limited | Statement: [Amtrak, majorRoute, Sunset Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sunset Limited Context triple: [Amtrak, majorRoute, Sunset Limited]
-
A.
Lake Shore Limited
The Lake Shore Limited is a long-distance Amtrak passenger train that runs overnight between Chicago and the East Coast, primarily serving New York City and Boston via the Great Lakes region.
-
B.
Avanti West Coast
Avanti West Coast is a British train operating company that runs long-distance intercity services on the West Coast Main Line, connecting major cities such as London, Manchester, Birmingham, and Glasgow.
-
C.
Bonbright and Company
Bonbright and Company was a prominent early 20th-century American investment banking firm known for its work in public utilities and infrastructure finance.
-
D.
Broadway Limited
Broadway Limited was a famous luxury passenger train that operated between New York City and Chicago, serving as one of the Pennsylvania Railroad’s premier flagship services.
-
E.
Pennsylvania Limited
Pennsylvania Limited was a premier named passenger train operated by the Pennsylvania Railroad, known for providing luxury service on its long-distance route in the late 19th and early 20th centuries.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Sunset Limited Triple: [Amtrak, majorRoute, Sunset Limited]
Generated description
Sunset Limited is a long-distance Amtrak passenger train route that runs across the southern United States, historically connecting the Gulf Coast to the West Coast.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sunset Limited Target entity description: Sunset Limited is a long-distance Amtrak passenger train route that runs across the southern United States, historically connecting the Gulf Coast to the West Coast.
-
A.
Lake Shore Limited
The Lake Shore Limited is a long-distance Amtrak passenger train that runs overnight between Chicago and the East Coast, primarily serving New York City and Boston via the Great Lakes region.
-
B.
Avanti West Coast
Avanti West Coast is a British train operating company that runs long-distance intercity services on the West Coast Main Line, connecting major cities such as London, Manchester, Birmingham, and Glasgow.
-
C.
Bonbright and Company
Bonbright and Company was a prominent early 20th-century American investment banking firm known for its work in public utilities and infrastructure finance.
-
D.
Broadway Limited
Broadway Limited was a famous luxury passenger train that operated between New York City and Chicago, serving as one of the Pennsylvania Railroad’s premier flagship services.
-
E.
Pennsylvania Limited
Pennsylvania Limited was a premier named passenger train operated by the Pennsylvania Railroad, known for providing luxury service on its long-distance route in the late 19th and early 20th centuries.
- F. None of above. chosen
Provenance (5 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_69a248adc5b48190aa8db9fb092fb28a |
completed | Feb. 28, 2026, 1:45 a.m. |
| NER | Named-entity recognition | batch_69a24b06c5488190afb5429a7999e3f3 |
completed | Feb. 28, 2026, 1:55 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a255398bac81909c4ae9bba79f6c19 |
completed | Feb. 28, 2026, 2:38 a.m. |
| NEDg | Description generation | batch_69a2570e30d88190b7a0d20cf3a94760 |
completed | Feb. 28, 2026, 2:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a257a1f340819091d3aa5a665ce50b |
completed | Feb. 28, 2026, 2:49 a.m. |
Created at: Feb. 28, 2026, 1:50 a.m.