Triple
T5378556
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Diego Model Railroad Museum |
E113022
|
entity |
| Predicate | hasLayoutScale |
P3868
|
FINISHED |
| Object |
N scale
N scale is a popular model railway scale characterized by its small size (typically 1:160), allowing extensive layouts in relatively limited space.
|
E515213
|
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: N scale | Statement: [San Diego Model Railroad Museum, hasLayoutScale, N scale]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: N scale Context triple: [San Diego Model Railroad Museum, hasLayoutScale, N scale]
-
A.
Märklin
Märklin is a renowned German manufacturer of model railways and technical toys, known for its high-quality trains and detailed miniature systems.
-
B.
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.
-
C.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
D.
Liliputbahn
Liliputbahn is a narrow-gauge miniature railway in Vienna’s Prater amusement park that carries visitors on scenic rides through the park grounds.
-
E.
NS 2004 series
The NS 2004 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
- 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: N scale Triple: [San Diego Model Railroad Museum, hasLayoutScale, N scale]
Generated description
N scale is a popular model railway scale characterized by its small size (typically 1:160), allowing extensive layouts in relatively limited space.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: N scale Target entity description: N scale is a popular model railway scale characterized by its small size (typically 1:160), allowing extensive layouts in relatively limited space.
-
A.
Märklin
Märklin is a renowned German manufacturer of model railways and technical toys, known for its high-quality trains and detailed miniature systems.
-
B.
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.
-
C.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
D.
Liliputbahn
Liliputbahn is a narrow-gauge miniature railway in Vienna’s Prater amusement park that carries visitors on scenic rides through the park grounds.
-
E.
NS 2004 series
The NS 2004 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
- 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_69bd4436a1988190af18dcff7fd306b4 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd91ac1bf08190a9a575c9822de6cc |
completed | March 20, 2026, 6:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf29465ff0819082c05dbe40a306f3 |
completed | March 21, 2026, 11:27 p.m. |
| NEDg | Description generation | batch_69bf29e0c9708190ac76c8306b76f0fa |
completed | March 21, 2026, 11:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf2a93efa88190b641924bb652068c |
completed | March 21, 2026, 11:32 p.m. |
Created at: March 20, 2026, 2:03 p.m.