M38 line
E646543
The M38 line is a metro route within the Istanbul Metro system that serves as part of the city's rapid transit network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M38 line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7175682 — 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: M38 line Context triple: [Istanbul Metro, hasLine, M38 line]
-
A.
M3 line
The M3 line is a rapid transit route within the Ankara Metro system serving parts of Turkey’s capital city.
-
B.
M4 line
The M4 line is a rapid transit route within the Ankara Metro system serving passengers in Turkey’s capital city.
-
C.
M2 line
The M2 line is a major rapid transit route within the Ankara Metro system in Turkey, serving key districts of the capital city.
-
D.
M2 line
The M2 line is one of the main lines of the Helsinki Metro rapid transit system, serving key districts across the Helsinki metropolitan area.
-
E.
M2 line
The M2 line is a fully automated metro line in Lausanne, Switzerland, running on a steep north–south route that connects the city center with surrounding districts and the lakeshore.
- 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: M38 line Target entity description: The M38 line is a metro route within the Istanbul Metro system that serves as part of the city's rapid transit network.
-
A.
M3 line
The M3 line is a rapid transit route within the Ankara Metro system serving parts of Turkey’s capital city.
-
B.
M4 line
The M4 line is a rapid transit route within the Ankara Metro system serving passengers in Turkey’s capital city.
-
C.
M2 line
The M2 line is a major rapid transit route within the Ankara Metro system in Turkey, serving key districts of the capital city.
-
D.
M2 line
The M2 line is one of the main lines of the Helsinki Metro rapid transit system, serving key districts across the Helsinki metropolitan area.
-
E.
M2 line
The M2 line is a fully automated metro line in Lausanne, Switzerland, running on a steep north–south route that connects the city center with surrounding districts and the lakeshore.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
public transport route ⓘ |
| connectsWith |
IETT bus network (likely)
ⓘ
other Istanbul Metro lines (likely) ⓘ |
| electrification | electric (likely) ⓘ |
| fareSystem |
Istanbulkart
ⓘ
Marmaray-compatible integrated fare (likely) ⓘ |
| hasLanguageOfSignage |
English (likely)
ⓘ
Turkish ⓘ |
| hasLineCode | M38 ⓘ |
| hasOperator | Metro Istanbul ⓘ |
| hasServiceType | urban rail ⓘ |
| isInCategory |
Istanbul Metro lines
ⓘ
Rapid transit lines in Turkey ⓘ |
| isPartOf | Istanbul public transport network ⓘ |
| isPublicTransport | true ⓘ |
| locatedIn | Istanbul ⓘ |
| locatedInCountry | Turkey ⓘ |
| network |
Istanbul Metro network
ⓘ
linked to:
Istanbul Metro
|
| owner |
Istanbul Metropolitan Municipality (likely)
ⓘ
linked to:
Istanbul Metropolitan Municipality
|
| partOf | Istanbul Metro ⓘ |
| serves | Istanbul urban area ⓘ |
| systemType | metro ⓘ |
| ticketing |
QR/mobile ticket (likely)
ⓘ
contactless smart card ⓘ |
| transportMode | rapid transit ⓘ |
| usesTrackGauge | standard gauge (likely) ⓘ |
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: M38 line Description of subject: The M38 line is a metro route within the Istanbul Metro system that serves as part of the city's rapid transit network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.