NS 2004 series
E60317
The NS 2004 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
All labels observed (2)
| Label | Occurrences |
|---|---|
| NS 2004 series canonical | 1 |
| NS-2004 trains | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T478614 — 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: NS 2004 series Context triple: [Santiago Metro, hasRollingStockManufacturer, NS 2004 series]
-
A.
NS 88 series
The NS 88 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
-
B.
NS 74 series
The NS 74 series is a class of electric multiple unit trains used on the Santiago Metro system in Chile.
-
C.
Kinkisharyo light rail vehicles
Kinkisharyo light rail vehicles are modern electric multiple-unit trains manufactured by the Japanese company Kinki Sharyo, widely used in North American light rail systems for urban passenger transit.
-
D.
Mark VI monorail trains
Mark VI monorail trains are a fleet of streamlined, automated monorail vehicles introduced in the late 1980s that serve as the primary passenger trains for the Walt Disney World Resort’s elevated transit system.
-
E.
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.
- 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: NS 2004 series Target entity description: The NS 2004 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
-
A.
NS 88 series
The NS 88 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
-
B.
NS 74 series
The NS 74 series is a class of electric multiple unit trains used on the Santiago Metro system in Chile.
-
C.
Kinkisharyo light rail vehicles
Kinkisharyo light rail vehicles are modern electric multiple-unit trains manufactured by the Japanese company Kinki Sharyo, widely used in North American light rail systems for urban passenger transit.
-
D.
Mark VI monorail trains
Mark VI monorail trains are a fleet of streamlined, automated monorail vehicles introduced in the late 1980s that serve as the primary passenger trains for the Walt Disney World Resort’s elevated transit system.
-
E.
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.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
rolling stock series ⓘ |
| belongsToCategory |
Santiago Metro
ⓘ
surface form:
Santiago Metro rolling stock
electric multiple units in Chile ⓘ |
| controlType | multiple unit control ⓘ |
| countryOfOperation | Chile ⓘ |
| designedFor | urban passenger transport ⓘ |
| electrificationSystem | third rail ⓘ |
| gaugeType | standard gauge ⓘ |
| networkType | urban rail ⓘ |
| operator | Santiago Metro ⓘ |
| powerCollectionMethod | electric rail system ⓘ |
| propulsion | electric motors ⓘ |
| railwaySystem |
Santiago Metro
ⓘ
surface form:
Santiago Metro system
|
| rollingStockType | metro train ⓘ |
| serviceLocation |
Santiago
ⓘ
surface form:
Santiago, Chile
|
| serviceType | rapid transit ⓘ |
| tractionType | electric ⓘ |
| usedAs | passenger train ⓘ |
| usedOnNetwork | Santiago Metro ⓘ |
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: NS 2004 series Description of subject: The NS 2004 series is a type of electric multiple-unit rolling stock used on the Santiago Metro system in Chile.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
NS-2004 trains