Triple
T731672
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barstow |
E14843
|
entity |
| Predicate | hasRailFacility |
P19495
|
FINISHED |
| Object |
Barstow Yard
Barstow Yard is a major railroad classification and freight yard in Barstow, California, serving as a key hub for train operations in the region.
|
E85916
|
NE FINISHED |
How this triple was built (5 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: Barstow Yard | Statement: [Barstow, hasRailFacility, Barstow Yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barstow Yard Context triple: [Barstow, hasRailFacility, Barstow Yard]
-
A.
North Avenue Light Rail Yard
North Avenue Light Rail Yard is a major maintenance, storage, and operations facility serving Baltimore’s Light RailLink system.
-
B.
Redding station
Redding station is a small commuter rail stop in Redding, Connecticut, serving passengers on the Metro-North Railroad’s Danbury Branch.
-
C.
Riverside station
Riverside station is a major Massachusetts Bay Transportation Authority light rail station and park-and-ride hub located in Newton, Massachusetts.
-
D.
Corry Station
Corry Station is a U.S. Navy installation in Escambia County, Florida, primarily known as a training center for information warfare, cryptology, and related technical fields.
-
E.
Cecil B. Moore station
Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Barstow Yard Triple: [Barstow, hasRailFacility, Barstow Yard]
Generated description
Barstow Yard is a major railroad classification and freight yard in Barstow, California, serving as a key hub for train operations in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Barstow Yard Target entity description: Barstow Yard is a major railroad classification and freight yard in Barstow, California, serving as a key hub for train operations in the region.
-
A.
North Avenue Light Rail Yard
North Avenue Light Rail Yard is a major maintenance, storage, and operations facility serving Baltimore’s Light RailLink system.
-
B.
Redding station
Redding station is a small commuter rail stop in Redding, Connecticut, serving passengers on the Metro-North Railroad’s Danbury Branch.
-
C.
Riverside station
Riverside station is a major Massachusetts Bay Transportation Authority light rail station and park-and-ride hub located in Newton, Massachusetts.
-
D.
Corry Station
Corry Station is a U.S. Navy installation in Escambia County, Florida, primarily known as a training center for information warfare, cryptology, and related technical fields.
-
E.
Cecil B. Moore station
Cecil B. Moore station is a subway stop on Philadelphia’s Broad Street Line serving the Temple University area and surrounding North Philadelphia neighborhoods.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRailFacility Context triple: [Barstow, hasRailFacility, Barstow Yard]
-
A.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
-
B.
usesRailInfrastructureOf
Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
-
C.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
-
D.
hasRailwayStation
Indicates that a place or location is served by, or contains, a railway station.
-
E.
hasTransportHub
Indicates that a location contains or serves as a central facility where multiple transport routes or modes connect for passenger or cargo movement.
- F. None of above. chosen
Provenance (7 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_69a4934d9930819099eed80096b0597d |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a66820548190b373deb117187c2c |
completed | March 1, 2026, 8:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a6375fd8388190bb4a13bf4b151bfd |
completed | March 3, 2026, 1:20 a.m. |
| NEDg | Description generation | batch_69a63814e01081909304d6f01374e5a0 |
completed | March 3, 2026, 1:23 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a638b43e748190a809b089c35ab1c9 |
completed | March 3, 2026, 1:26 a.m. |
| PD | Predicate disambiguation | batch_69a4a4f9b7608190bf97c8418a26e632 |
completed | March 1, 2026, 8:43 p.m. |
| PDg | Predicate description generation | batch_69a4a66658948190bdae6e521951954f |
completed | March 1, 2026, 8:49 p.m. |
Created at: March 1, 2026, 7:37 p.m.