Triple
T21885
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pennsylvania Railroad Company |
E435
|
entity |
| Predicate | operatedIn |
P40
|
FINISHED |
| Object | Midwestern United States |
E405
|
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: Midwestern United States | Statement: [Pennsylvania Railroad Company, operatedIn, Midwestern United States]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Midwestern United States Context triple: [Pennsylvania Railroad Company, operatedIn, Midwestern United States]
-
A.
Midwestern United States
chosen
The Midwestern United States is a region of the country known for its agricultural heartland, major industrial cities, and central role in American culture and history.
-
B.
Corn Belt
The Corn Belt is a highly productive agricultural region in the central United States known for its intensive corn and soybean farming.
-
C.
Great Plains
The Great Plains is a vast, mostly flat grassland region in central North America known for its prairies, agriculture, and continental climate.
-
D.
Southern United States
The Southern United States is a culturally distinct region of the country known for its historical ties to the Confederacy, unique traditions in music and cuisine, and a warm climate spanning from the Atlantic coast to the Gulf of Mexico.
-
E.
western United States
The western United States is a broad region of the country known for its diverse landscapes, including major mountain ranges, deserts, and Pacific coastline, as well as large urban centers and significant cultural and economic influence.
- 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_69a243b4ac2c8190b93c303df797b7b2 |
completed | Feb. 28, 2026, 1:24 a.m. |
| NER | Named-entity recognition | batch_69a2466ab310819091842a0ea9fd25de |
completed | Feb. 28, 2026, 1:35 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a29e40188c8190a941661f984527bb |
completed | Feb. 28, 2026, 7:50 a.m. |
Created at: Feb. 28, 2026, 1:34 a.m.