Triple
T21525747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Superliner |
E531090
|
entity |
| Predicate | usedOnRoute |
P21808
|
FINISHED |
| Object | Sunset Limited |
—
|
NE NERFINISHED |
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: Sunset Limited | Statement: [Amtrak Superliner, usedOnRoute, Sunset Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sunset Limited Context triple: [Amtrak Superliner, usedOnRoute, Sunset Limited]
-
A.
Sunset Limited
chosen
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.
-
B.
Sunset Limited
"Sunset Limited" is a crime novel by James Lee Burke featuring detective Dave Robicheaux as he investigates a decades-old murder in Louisiana.
-
C.
North Coast Limited
The North Coast Limited was a premier transcontinental passenger train that ran between Chicago and the Pacific Northwest, renowned for its scenic route and luxury service.
-
D.
Piedmont Limited
The Piedmont Limited was a prominent Southern Railway passenger train that provided long-distance service in the southeastern United States during the early to mid-20th century.
-
E.
Overland Limited
The Overland Limited was a premier American transcontinental passenger train that operated between Chicago and San Francisco, symbolizing luxury rail travel across the western United States in the late 19th and early 20th centuries.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0c45d95a081908e7962ad215da746 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69ee885073888190ae49f967f72acbf8 |
completed | April 26, 2026, 9:49 p.m. |
Created at: April 16, 2026, 6:26 p.m.