Triple
T18520667
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | USRA Light Pacific 4-6-2 |
E452573
|
entity |
| Predicate | administrationPeriod |
P131991
|
FINISHED |
| Object | Federal control of US railroads 1917–1920 |
—
|
LITERAL 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: Federal control of US railroads 1917–1920 | Statement: [USRA Light Pacific 4-6-2, administrationPeriod, Federal control of US railroads 1917–1920]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: administrationPeriod Context triple: [USRA Light Pacific 4-6-2, administrationPeriod, Federal control of US railroads 1917–1920]
-
A.
agingPeriod
Indicates the length of time something is allowed or intended to mature or age before reaching its final or usable state.
-
B.
registrationPeriod
Indicates the time span during which registration for something is open or valid.
-
C.
establishedPeriod
Indicates the time span or date range during which something was founded, created, or formally brought into existence.
-
D.
aboutPeriod
Indicates that something (such as a work, record, or statement) concerns or pertains to a specific time period.
-
E.
grantPeriod
Indicates the time span or duration for which a grant or funding award is valid and in effect.
- F. None of above. chosen
Provenance (4 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_69d8d386df84819092355ebb260d848e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e5338db5e4819086503a2176dfe499 |
completed | April 19, 2026, 7:57 p.m. |
| PD | Predicate disambiguation | batch_69e469e0025c81908f16ed4f922674af |
completed | April 19, 2026, 5:36 a.m. |
| PDg | Predicate description generation | batch_69e46d2b93bc8190a6070018d7046547 |
completed | April 19, 2026, 5:50 a.m. |
Created at: April 10, 2026, 11:37 a.m.