Triple
T7972931
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Genesis locomotives |
E185369
|
entity |
| Predicate | designedFor |
P98
|
FINISHED |
| Object |
North American loading gauge
The North American loading gauge is the standard set of maximum height and width dimensions that railway vehicles and loads must conform to in order to safely operate on North American rail networks.
|
E702603
|
NE FINISHED |
How this triple was built (4 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: North American loading gauge | Statement: [Genesis locomotives, designedFor, North American loading gauge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North American loading gauge Context triple: [Genesis locomotives, designedFor, North American loading gauge]
-
A.
Pennsylvania trolley gauge
The Pennsylvania trolley gauge is a non-standard, wider-than-standard track gauge historically used by many streetcar and trolley systems in Pennsylvania, notably in the Philadelphia area.
-
B.
The Standard Railroad of the World
The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
-
C.
Pan Handle Railway
The Pan Handle Railway was a 19th-century American railroad whose lines later became part of the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad system.
-
D.
Zapata rail
The Zapata rail is a rare, elusive rail species of marsh bird found only in Cuba’s Ciénaga de Zapata wetlands and considered one of the country’s most threatened endemic birds.
-
E.
Guilford Rail System
Guilford Rail System was a major New England-based freight railroad company that consolidated several regional railroads under common ownership before rebranding as Pan Am Railways.
- 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: North American loading gauge Triple: [Genesis locomotives, designedFor, North American loading gauge]
Generated description
The North American loading gauge is the standard set of maximum height and width dimensions that railway vehicles and loads must conform to in order to safely operate on North American rail networks.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North American loading gauge Target entity description: The North American loading gauge is the standard set of maximum height and width dimensions that railway vehicles and loads must conform to in order to safely operate on North American rail networks.
-
A.
Pennsylvania trolley gauge
The Pennsylvania trolley gauge is a non-standard, wider-than-standard track gauge historically used by many streetcar and trolley systems in Pennsylvania, notably in the Philadelphia area.
-
B.
The Standard Railroad of the World
The Standard Railroad of the World was the proud slogan and nickname of the Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
-
C.
Pan Handle Railway
The Pan Handle Railway was a 19th-century American railroad whose lines later became part of the Pittsburgh, Cincinnati, Chicago and St. Louis Railroad system.
-
D.
Zapata rail
The Zapata rail is a rare, elusive rail species of marsh bird found only in Cuba’s Ciénaga de Zapata wetlands and considered one of the country’s most threatened endemic birds.
-
E.
Guilford Rail System
Guilford Rail System was a major New England-based freight railroad company that consolidated several regional railroads under common ownership before rebranding as Pan Am Railways.
- F. None of above. chosen
Provenance (5 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_69ca8297699481909b75a405f01e03af |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3bd580dc819084be5b7963b6029c |
completed | March 31, 2026, 3:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cbe0bb089881909d3ec17a3330ce25 |
completed | March 31, 2026, 2:56 p.m. |
| NEDg | Description generation | batch_69cbe43c4d2081909a8f5763252d88f1 |
completed | March 31, 2026, 3:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69cc193e73cc819085797ef363a37079 |
completed | March 31, 2026, 6:58 p.m. |
Created at: March 30, 2026, 5:13 p.m.