Shanghai Metro Type A trains
E674998
Shanghai Metro Type A trains are high-capacity electric multiple units used across the Shanghai Metro system, designed for heavy-traffic urban rapid transit lines such as Line 11.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Shanghai Metro Type A trains canonical | 12 |
| Shanghai Metro type A trains | 2 |
| China Railway Type A metro trains | 1 |
| Shanghai Metro Type C trains | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7577664 — 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: Shanghai Metro Type A trains Context triple: [Shanghai Metro Line 11, rollingStock, Shanghai Metro Type A trains]
-
A.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
-
B.
Shanghai Metro Line 18
Shanghai Metro Line 18 is a rapid transit line in the Shanghai Metro system serving areas including Yangpu District in Shanghai, China.
-
C.
Shanghai Metro Line 11
Shanghai Metro Line 11 is a major rapid transit line in Shanghai that connects the city center with suburban areas including the Shanghai Disney Resort.
-
D.
Shanghai Metro Line 15
Shanghai Metro Line 15 is a north–south rapid transit line in Shanghai’s metro system serving numerous districts with fully automated trains.
-
E.
Shanghai Metro Line 10
Shanghai Metro Line 10 is a major east–west rapid transit line in Shanghai that serves key central districts, including the Former French Concession, and connects important commercial and residential areas across the city.
- 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: Shanghai Metro Type A trains Target entity description: Shanghai Metro Type A trains are high-capacity electric multiple units used across the Shanghai Metro system, designed for heavy-traffic urban rapid transit lines such as Line 11.
-
A.
Shanghai Metro
Shanghai Metro is one of the world’s largest and busiest rapid transit systems, serving the city of Shanghai with an extensive network of urban and suburban rail lines.
-
B.
Shanghai Metro Line 18
Shanghai Metro Line 18 is a rapid transit line in the Shanghai Metro system serving areas including Yangpu District in Shanghai, China.
-
C.
Shanghai Metro Line 11
Shanghai Metro Line 11 is a major rapid transit line in Shanghai that connects the city center with suburban areas including the Shanghai Disney Resort.
-
D.
Shanghai Metro Line 15
Shanghai Metro Line 15 is a north–south rapid transit line in Shanghai’s metro system serving numerous districts with fully automated trains.
-
E.
Shanghai Metro Line 10
Shanghai Metro Line 10 is a major east–west rapid transit line in Shanghai that serves key central districts, including the Former French Concession, and connects important commercial and residential areas across the city.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
high-capacity metro train ⓘ rapid transit rolling stock ⓘ |
| brakingSystem |
electro-pneumatic brakes
ⓘ
regenerative braking ⓘ |
| carBodyMaterial |
aluminium alloy
ⓘ
stainless steel ⓘ |
| controlSystem | VVVF inverter control ⓘ |
| country | China ⓘ |
| designedFor |
heavy-traffic metro lines
ⓘ
high frequency service ⓘ high passenger capacity ⓘ urban rapid transit ⓘ |
| doorConfiguration | multiple sliding doors per side ⓘ |
| doorOperation | electric door actuators ⓘ |
| electrificationSystem |
overhead line
ⓘ
third rail ⓘ |
| gauge | standard gauge ⓘ |
| hasFeature |
air conditioning
ⓘ
onboard passenger information system ⓘ through gangways between cars ⓘ |
| operatingArea | Shanghai NERFINISHED ⓘ |
| operator | Shanghai Shentong Metro Group NERFINISHED ⓘ |
| powerSupply |
1500 V DC overhead line
ⓘ
1500 V DC third rail ⓘ |
| safetySystem |
automatic train operation
ⓘ
automatic train protection ⓘ |
| serviceType |
metro
ⓘ
urban rail transit ⓘ |
| trackGauge | 1435 mm ⓘ |
| tractionType | AC traction motors ⓘ |
| typicalFormation |
6-car set
ⓘ
8-car set ⓘ |
| usedFor | passenger transport ⓘ |
| usedOnLine |
Shanghai Metro Line 1
NERFINISHED
ⓘ
Shanghai Metro Line 10 NERFINISHED ⓘ Shanghai Metro Line 11 NERFINISHED ⓘ Shanghai Metro Line 13 NERFINISHED ⓘ Shanghai Metro Line 16 NERFINISHED ⓘ Shanghai Metro Line 17 NERFINISHED ⓘ Shanghai Metro Line 18 NERFINISHED ⓘ Shanghai Metro Line 2 NERFINISHED ⓘ Shanghai Metro Line 3 NERFINISHED ⓘ Shanghai Metro Line 4 NERFINISHED ⓘ Shanghai Metro Line 5 NERFINISHED ⓘ Shanghai Metro Line 6 NERFINISHED ⓘ Shanghai Metro Line 7 NERFINISHED ⓘ Shanghai Metro Line 8 NERFINISHED ⓘ Shanghai Metro Line 9 NERFINISHED ⓘ |
| usedOnSystem | Shanghai Metro NERFINISHED ⓘ |
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: Shanghai Metro Type A trains Description of subject: Shanghai Metro Type A trains are high-capacity electric multiple units used across the Shanghai Metro system, designed for heavy-traffic urban rapid transit lines such as Line 11.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Line 21
linked to: Shanghai Metro Type A trains
subject linked to:
Line 6
linked to: Shanghai Metro Type A trains
subject linked to:
Line 7
linked to: Shanghai Metro Type A trains
subject linked to:
Line 11
linked to: Shanghai Metro Type A trains
subject linked to:
Line 2
subject linked to:
Line 12
subject linked to:
Line 3
subject linked to:
Line 4
subject linked to:
Line 14
subject linked to:
Line 17