Dalian Metro
E718020
Dalian Metro is the rapid transit system serving the coastal city of Dalian in Liaoning Province, China, providing urban and suburban rail transportation.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Dalian Metro canonical | 2 |
| Dalian Metro Line 2 | 1 |
| Dalian Metro lines | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8186653 — 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: Dalian Metro Context triple: [Dalian, hasMetro, Dalian Metro]
-
A.
Shenyang Metro
Shenyang Metro is the rapid transit system serving the city of Shenyang, China, providing urban rail transportation across multiple lines and key hubs.
-
B.
Harbin Metro
Harbin Metro is the rapid transit system serving the city of Harbin in northeastern China, providing urban rail transportation across the metropolitan area.
-
C.
Changchun Rail Transit
Changchun Rail Transit is the urban rapid transit system serving Changchun, China, comprising multiple metro and light rail lines that connect key districts across the city.
-
D.
Tianjin Metro
Tianjin Metro is the rapid transit system serving the city of Tianjin, China, providing urban and suburban rail transportation across the municipality.
-
E.
Shijiazhuang Metro
Shijiazhuang Metro is the rapid transit system serving the city of Shijiazhuang, providing urban rail transportation across the capital of Hebei Province in China.
- 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: Dalian Metro Target entity description: Dalian Metro is the rapid transit system serving the coastal city of Dalian in Liaoning Province, China, providing urban and suburban rail transportation.
-
A.
Shenyang Metro
Shenyang Metro is the rapid transit system serving the city of Shenyang, China, providing urban rail transportation across multiple lines and key hubs.
-
B.
Harbin Metro
Harbin Metro is the rapid transit system serving the city of Harbin in northeastern China, providing urban rail transportation across the metropolitan area.
-
C.
Changchun Rail Transit
Changchun Rail Transit is the urban rapid transit system serving Changchun, China, comprising multiple metro and light rail lines that connect key districts across the city.
-
D.
Tianjin Metro
Tianjin Metro is the rapid transit system serving the city of Tianjin, China, providing urban and suburban rail transportation across the municipality.
-
E.
Shijiazhuang Metro
Shijiazhuang Metro is the rapid transit system serving the city of Shijiazhuang, providing urban rail transportation across the capital of Hebei Province in China.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
rapid transit system ⓘ |
| connectsTo |
Dalian Tram
ⓘ
Dalian bus system ⓘ |
| country | China ⓘ |
| electrification |
1500 V DC
ⓘ
overhead line ⓘ |
| fareIntegration | integrated with local buses ⓘ |
| fareSystem | distance-based fare ⓘ |
| hasDepot |
Line 1 depot
ⓘ
Line 12 depot ⓘ Line 2 depot ⓘ Line 3 depot ⓘ |
| hasFeature |
at-grade sections
ⓘ
elevated sections ⓘ underground sections ⓘ |
| hasLine |
Line 1
ⓘ
Line 12 ⓘ Line 2 ⓘ Line 3 ⓘ |
| hasStation |
Convention & Exhibition Center Station
ⓘ
Dalian North Railway Station ⓘ
linked to:
Dalian North railway station
Dalian Railway Station ⓘ Xi'an Road Station ⓘ |
| languageOfSignage |
Chinese
ⓘ
English ⓘ |
| lineColorSystem | color-coded lines ⓘ |
| locatedIn |
Dalian
ⓘ
Liaoning Province ⓘ
linked to:
Liaoning
Northeast China ⓘ
linked to:
Manchuria
|
| numberOfLines | 4 ⓘ |
| openingDate | 2015-05-22 ⓘ |
| operator | Dalian Metro Group Co., Ltd. ⓘ |
| owner |
Dalian Municipal Government
ⓘ
linked to:
Dalian Municipal People’s Government
|
| planningAuthority |
Dalian Municipal Government
ⓘ
linked to:
Dalian Municipal People’s Government
|
| primaryMode | heavy rail ⓘ |
| purpose |
commuter transport
ⓘ
public transportation ⓘ |
| regionServed |
Greater Dalian metropolitan area
ⓘ
linked to:
Dalian
|
| safetyFeature | platform screen doors on most underground stations ⓘ |
| serves |
Dalian suburban area
ⓘ
Dalian urban area ⓘ
linked to:
Dalian
|
| systemLength | over 150 km ⓘ |
| ticketMedia |
rechargeable smart card
ⓘ
single-journey token ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType |
suburban rail transit
ⓘ
urban rail transit ⓘ |
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: Dalian Metro Description of subject: Dalian Metro is the rapid transit system serving the coastal city of Dalian in Liaoning Province, China, providing urban and suburban rail transportation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.