Triple
T36908924
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baltimore & Potomac Railroad |
E912853
|
entity |
| Predicate | laterOperatedAs |
P4445
|
FINISHED |
| Object | Pennsylvania Railroad Baltimore–Washington line |
—
|
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: Pennsylvania Railroad Baltimore–Washington line | Statement: [Baltimore & Potomac Railroad, laterOperatedAs, Pennsylvania Railroad Baltimore–Washington line]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: laterOperatedAs Context triple: [Baltimore & Potomac Railroad, laterOperatedAs, Pennsylvania Railroad Baltimore–Washington line]
-
A.
laterOperatedUnder
Indicates that an entity, after an earlier period, was subsequently managed, controlled, or conducted under a different name, organization, framework, or operational context.
-
B.
operatedAsNameUntil
Indicates that an entity functioned or was known under a particular name up to a specified point in time.
-
C.
formerlyOperatedBy
Indicates that an entity was previously operated or managed by another entity, but is no longer under that operation.
-
D.
operatedAs
chosen
Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
-
E.
historicallyOperatedIn
Indicates that an entity carried out its activities or operations within a particular location or context during a past time period.
- F. None of above.
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_69f76e879768819085c2fb31a6a5b44b |
completed | May 3, 2026, 3:49 p.m. |
| NER | Named-entity recognition | batch_6a00c59b03dc8190870f0dd24603a1ef |
completed | May 10, 2026, 5:51 p.m. |
| PD | Predicate disambiguation | batch_6a00c5178bc88190b2a0e03f38314035 |
completed | May 10, 2026, 5:49 p.m. |
Created at: May 3, 2026, 4:13 p.m.