N scale
E515213
N scale is a popular model railway scale characterized by its small size (typically 1:160), allowing extensive layouts in relatively limited space.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T5378556 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
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.
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
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | model railway scale ⓘ |
| advantage |
broader scenic vistas in small rooms
ⓘ
longer trains in a given space ⓘ space efficiency ⓘ |
| allows | extensive layouts in limited space ⓘ |
| alsoKnownAs |
N gauge
ⓘ
linked to:
N scale
|
| commercialSupport |
locomotives
ⓘ
rolling stock ⓘ scenery products ⓘ structure kits ⓘ track systems ⓘ |
| commonRegionVariant |
British N scale 1:148
ⓘ
European and US N scale 1:160 ⓘ Japanese N scale 1:150 ⓘ |
| commonUseCase |
mainline operations with long trains
ⓘ
urban and industrial switching layouts in small spaces ⓘ |
| commonVoltage | low-voltage DC ⓘ |
| compatibleWith | 9 mm narrow-gauge representations in larger scales (e.g., H0e) for track components only ⓘ |
| disadvantage |
less mass and traction than larger scales
ⓘ
smaller parts that can be harder to handle ⓘ |
| eraCoverage | from early steam era to modern high-speed rail ⓘ |
| eraOfWidespreadAdoption | 1960s onward ⓘ |
| largerThan | Z scale ⓘ |
| letterDesignationOrigin | N comes from the German word "Neun" meaning nine ⓘ |
| marketPresence | global ⓘ |
| popularIn | model railroading ⓘ |
| scaleRange | 1:148 to 1:160 ⓘ |
| smallerThan | HO scale ⓘ |
| standardizedBy |
NEM (European Normen Europäischer Modellbahnen)
ⓘ
NMRA (National Model Railroad Association) ⓘ |
| supports |
DCC (Digital Command Control)
ⓘ
diesel locomotive models ⓘ electric locomotive models ⓘ freight car models ⓘ passenger car models ⓘ steam locomotive models ⓘ structure and scenery modeling ⓘ |
| trackGauge | 9 mm ⓘ |
| typicalLayoutSize | door-sized or smaller for complete mainline circuits ⓘ |
| typicalMinimumRadius | approximately 9 inches (about 228 mm) ⓘ |
| typicalScaleRatio | 1:160 ⓘ |
| typicalTrackCode |
Code 55
ⓘ
Code 80 ⓘ |
| usedFor |
club layouts
ⓘ
home layouts ⓘ modular layouts ⓘ portable exhibition layouts ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: N scale Description of subject: N scale is a popular model railway scale characterized by its small size (typically 1:160), allowing extensive layouts in relatively limited space.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: N scale