Triple
T21348260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brooklyn, Portland, Oregon |
E526399
|
entity |
| Predicate | boundedBy |
P224
|
FINISHED |
| Object | Union Pacific Railroad tracks (east) |
—
|
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 tracks (east) | Statement: [Brooklyn, Portland, Oregon, boundedBy, Union Pacific Railroad tracks (east)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union Pacific Railroad tracks (east) Context triple: [Brooklyn, Portland, Oregon, boundedBy, Union Pacific Railroad tracks (east)]
-
A.
Pennsylvania Railroad tracks
The Pennsylvania Railroad tracks are rail lines that were part of the extensive network operated by the historic Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
-
B.
Union Pacific mainline routes
Union Pacific mainline routes are the railroad’s primary high-capacity freight corridors that carry long-distance trains across its network, including through major facilities like Bailey Yard.
-
C.
Union Pacific Railroad line
chosen
The Union Pacific Railroad line is a major freight rail route in the western United States operated by Union Pacific Railroad, one of the largest railroad networks in North America.
-
D.
Union Pacific Railroad Tracy Subdivision
The Union Pacific Railroad Tracy Subdivision is a freight and passenger rail line in California’s Central Valley and Altamont Pass area that serves as a key route for both Union Pacific operations and commuter services like the Altamont Corridor Express.
-
E.
BNSF Railway line
The BNSF Railway line is a major freight and passenger rail corridor operated by BNSF Railway that runs through multiple Midwestern and Western states in the United States.
- 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_69e0b51cd5cc81909ac1187971e8a8ad |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69ee5baab4e081908916a289c607cf3a |
completed | April 26, 2026, 6:38 p.m. |
Created at: April 16, 2026, 5:01 p.m.