Triple
T30241237
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Harahan Bridge |
E768920
|
entity |
| Predicate | usedByRailroad |
P181428
|
FINISHED |
| Object | Union Pacific Railroad |
—
|
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: Union Pacific Railroad | Statement: [Harahan Bridge, usedByRailroad, Union Pacific Railroad]
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: usedByRailroad Context triple: [Harahan Bridge, usedByRailroad, Union Pacific Railroad]
-
A.
servedByRailroad
Indicates that a location or facility is provided with transportation or service by a railroad line or company.
-
B.
formerRailUse
Indicates that an entity previously served a particular railway-related function or purpose, but no longer does so.
-
C.
formerRailroad
Indicates that an entity was previously a railroad but no longer functions as one.
-
D.
railwayUse
Indicates that something is used as, or functions in the capacity of, a railway or rail-based transportation facility.
-
E.
formedByRailroad
Indicates that something (such as a route, boundary, or structure) is created, defined, or constituted by a railroad or railway line.
- 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_69f224820c048190b1435c4cc145acf1 |
completed | April 29, 2026, 3:32 p.m. |
| NER | Named-entity recognition | batch_69f7764ab1fc81909f9348db87bd7692 |
completed | May 3, 2026, 4:22 p.m. |
| PD | Predicate disambiguation | batch_69f76905d9c88190b1ee810bc9ab644f |
completed | May 3, 2026, 3:25 p.m. |
| PDg | Predicate description generation | batch_69f77648979c8190b6cdbb835ab8987c |
completed | May 3, 2026, 4:22 p.m. |
Created at: April 29, 2026, 7:38 p.m.