Triple
T106486
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Pacific Railroad |
E2147
|
entity |
| Predicate | operatesFacility |
P4904
|
FINISHED |
| Object |
Bailey Yard
Bailey Yard is the world’s largest railroad classification yard, located in North Platte, Nebraska, and serving as a major hub for freight train operations in the United States.
|
E24503
|
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: Bailey Yard | Statement: [Union Pacific Railroad, operatesFacility, Bailey Yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bailey Yard Context triple: [Union Pacific Railroad, operatesFacility, Bailey Yard]
-
A.
Johnson Park
Johnson Park is a large public riverside park in Piscataway, New Jersey, known for its open green spaces, walking paths, and recreational facilities along the Raritan River.
-
B.
Victory Park
Victory Park is a mixed-use urban district in downtown Dallas, Texas, known for its entertainment venues, residential and office spaces, and proximity to major sports and event facilities.
-
C.
Comiskey Park
Comiskey Park was a historic Major League Baseball stadium in Chicago that served as the longtime home of the Chicago White Sox.
-
D.
Patriot Place
Patriot Place is a large open-air shopping, dining, and entertainment complex located adjacent to Gillette Stadium in Foxborough, Massachusetts.
-
E.
Railroad Park
Railroad Park is a popular urban green space and community gathering spot in downtown Birmingham, Alabama, known for its walking trails, ponds, and skyline views.
- 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: Bailey Yard Triple: [Union Pacific Railroad, operatesFacility, Bailey Yard]
Generated description
Bailey Yard is the world’s largest railroad classification yard, located in North Platte, Nebraska, and serving as a major hub for freight train operations in the United States.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bailey Yard Target entity description: Bailey Yard is the world’s largest railroad classification yard, located in North Platte, Nebraska, and serving as a major hub for freight train operations in the United States.
-
A.
Johnson Park
Johnson Park is a large public riverside park in Piscataway, New Jersey, known for its open green spaces, walking paths, and recreational facilities along the Raritan River.
-
B.
Victory Park
Victory Park is a mixed-use urban district in downtown Dallas, Texas, known for its entertainment venues, residential and office spaces, and proximity to major sports and event facilities.
-
C.
Comiskey Park
Comiskey Park was a historic Major League Baseball stadium in Chicago that served as the longtime home of the Chicago White Sox.
-
D.
Patriot Place
Patriot Place is a large open-air shopping, dining, and entertainment complex located adjacent to Gillette Stadium in Foxborough, Massachusetts.
-
E.
Railroad Park
Railroad Park is a popular urban green space and community gathering spot in downtown Birmingham, Alabama, known for its walking trails, ponds, and skyline views.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: operatesFacility Context triple: [Union Pacific Railroad, operatesFacility, Bailey Yard]
-
A.
operatesOver
Indicates that one entity performs actions or exerts functional control across, upon, or throughout another entity or domain.
-
B.
operatesBy
Indicates that an entity performs its function, action, or process through the use or application of another entity (e.g., a method, mechanism, or principle).
-
C.
operatesWithin
Indicates that one entity carries out its activities, functions, or operations inside the scope, boundaries, or jurisdiction defined by another entity.
-
D.
hasFacilityType
Indicates that an entity possesses or is associated with a specific type or category of facility.
-
E.
operatedAs
Indicates that an entity functioned or was used in the capacity, role, or identity of another entity for some period of time.
- 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_69a24e0a5b7c81908d52da08c60dabc4 |
completed | Feb. 28, 2026, 2:08 a.m. |
| NER | Named-entity recognition | batch_69a256ec650c8190bee2067e37065527 |
completed | Feb. 28, 2026, 2:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a30cc33a10819087668612b65e1eb5 |
completed | Feb. 28, 2026, 3:41 p.m. |
| NEDg | Description generation | batch_69a30e47c4bc8190bbee2f9b5e9f52d4 |
completed | Feb. 28, 2026, 3:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a30e9e681c8190ac50fb7429b26d17 |
completed | Feb. 28, 2026, 3:49 p.m. |
| PD | Predicate disambiguation | batch_69a2563d33788190999d471b486d5603 |
completed | Feb. 28, 2026, 2:43 a.m. |
| PDg | Predicate description generation | batch_69a256ea776081908fec36c3fdfb8d84 |
completed | Feb. 28, 2026, 2:46 a.m. |
Created at: Feb. 28, 2026, 2:12 a.m.