Shanghai Metro Line 3
E230322
Shanghai Metro Line 3 is a major elevated north–south rapid transit line in Shanghai, China, known for connecting key railway hubs and urban districts across the city.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Shanghai Metro Line 3 canonical | 17 |
| Line 3 (Shanghai Metro) | 9 |
| Line 3, Shanghai Metro | 1 |
| 上海地铁3号线 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1743544 — 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 Line 3 Context triple: [Shanghai South Railway Station, connectedTo, Shanghai Metro Line 3]
-
A.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
-
B.
Shanghai Metro Line 4
Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
-
C.
Shanghai Metro Line 13
Shanghai Metro Line 13 is a rapid transit line in Shanghai that serves key central districts, including the Former French Concession, and connects them with other major urban areas.
-
D.
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.
-
E.
Shanghai Metro Line 9
Shanghai Metro Line 9 is a major east–west rapid transit line in Shanghai that connects key residential, commercial, and historic areas, including the Former French Concession, with the broader metro network.
- 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 Line 3 Target entity description: Shanghai Metro Line 3 is a major elevated north–south rapid transit line in Shanghai, China, known for connecting key railway hubs and urban districts across the city.
-
A.
Shanghai Metro Line 2
Shanghai Metro Line 2 is a major east–west rapid transit line in Shanghai that connects key commercial, financial, and transport hubs including the city’s main shopping streets and both international airports.
-
B.
Shanghai Metro Line 4
Shanghai Metro Line 4 is a circular rapid transit line in Shanghai’s metro system that loops around the city center and connects major hubs including Shanghai Stadium.
-
C.
Shanghai Metro Line 13
Shanghai Metro Line 13 is a rapid transit line in Shanghai that serves key central districts, including the Former French Concession, and connects them with other major urban areas.
-
D.
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.
-
E.
Shanghai Metro Line 9
Shanghai Metro Line 9 is a major east–west rapid transit line in Shanghai that connects key residential, commercial, and historic areas, including the Former French Concession, with the broader metro network.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Shanghai Metro line
ⓘ
rapid transit line ⓘ |
| alignment | elevated ⓘ |
| character | mostly elevated ⓘ |
| cityServed | Shanghai ⓘ |
| color | yellow ⓘ |
| connectsDistrict |
Baoshan District
ⓘ
Jing’an District ⓘ
surface form:
Jing'an District
Putuo District ⓘ Xuhui District ⓘ |
| connectsKeyNode |
Baoyang Road station
ⓘ
surface form:
Baoshan Road station
Caoxi Road station ⓘ Shanghai Hongkou Football Stadium metro station ⓘ
surface form:
Hongkou Football Stadium station
Zhongshan Park Station ⓘ
surface form:
Zhongshan Park station
|
| connectsRailwayStation |
Shanghai Railway Station
ⓘ
Shanghai South Railway Station ⓘ |
| country | China ⓘ |
| depot |
Jiangwan Town depot
ⓘ
Shilong Road depot ⓘ |
| direction | north–south ⓘ |
| electrification | overhead line ⓘ |
| electrificationVoltage | 1500 V DC ⓘ |
| formerName | Pearl Line ⓘ |
| initialSectionOpened |
Shanghai South Railway Station
ⓘ
surface form:
Shanghai South Railway Station – Jiangwan Town
|
| interchangeWith |
Shanghai Metro Line 1
NERFINISHED
ⓘ
Shanghai Metro Line 10 NERFINISHED ⓘ Shanghai Metro Line 11 NERFINISHED ⓘ Shanghai Metro Line 12 NERFINISHED ⓘ Shanghai Metro Line 13 NERFINISHED ⓘ Shanghai Metro Line 2 NERFINISHED ⓘ Shanghai Metro Line 4 NERFINISHED ⓘ Shanghai Metro Line 7 NERFINISHED ⓘ Shanghai Metro Line 8 NERFINISHED ⓘ |
| lineNumber | 3 ⓘ |
| locatedIn | Shanghai ⓘ |
| nativeName |
Shanghai Metro Line 3
self-linksurface differs
ⓘ
surface form:
上海地铁3号线
|
| nativeNameLanguage | zh ⓘ |
| notableFeature |
connects major railway hubs and urban districts across Shanghai
ⓘ
one of the earliest elevated metro lines in Shanghai ⓘ |
| openingDate | 2000-12-26 ⓘ |
| operator | Shanghai No. 3 Metro Operation Co., Ltd. ⓘ |
| sharesTrackWith | Shanghai Metro Line 4 NERFINISHED ⓘ |
| system | Shanghai Metro ⓘ |
| terminusStationNorth | North Jiangyang Road station ⓘ |
| terminusStationSouth | Shanghai South Railway Station ⓘ |
| transitType | heavy rail ⓘ |
| usesRollingStock | Type A metro trains ⓘ |
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 Line 3 Description of subject: Shanghai Metro Line 3 is a major elevated north–south rapid transit line in Shanghai, China, known for connecting key railway hubs and urban districts across the city.
Referenced by (28)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line 1 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 10 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 7 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 11 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 2 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 8 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 4 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 14 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
subject surface form:
Line 15 (Shanghai Metro)
this entity surface form:
Line 3 (Shanghai Metro)
this entity surface form:
Line 3, Shanghai Metro
this entity surface form:
上海地铁3号线