Line 6
E200074
Line 6 is a rapid transit line of the Shanghai Metro system serving several districts along the city’s eastern side.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 6 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1768694 — 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: Line 6 Context triple: [Shanghai Metro, hasLine, Line 6]
-
A.
Line 6
Line 6 is a route of Mexico City’s Metrobús bus rapid transit system that serves as one of the network’s main corridors.
-
B.
Line 6
Line 6 is a modern, fully automated metro line in the Santiago Metro system in Chile, known for its driverless trains and advanced safety features.
-
C.
Line 6
Line 6 is a major rapid transit route in the Beijing Subway system that runs east–west across the city, helping to relieve congestion on other central lines.
-
D.
Line 6
Line 6 is a route of the Mexico City Metro system that runs east–west across the northern part of the city, connecting several residential and commercial areas.
-
E.
Line 6
Line 6 is a rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving multiple urban districts with frequent subway service.
- 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: Line 6 Target entity description: Line 6 is a rapid transit line of the Shanghai Metro system serving several districts along the city’s eastern side.
-
A.
Line 6
Line 6 is a rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving multiple urban districts with frequent subway service.
-
B.
Line 6
Line 6 is a major rapid transit route in the Beijing Subway system that runs east–west across the city, helping to relieve congestion on other central lines.
-
C.
Line 6
Line 6 is a route of Mexico City’s Metrobús bus rapid transit system that serves as one of the network’s main corridors.
-
D.
Line 6
Line 6 is a major north–south route of the Tehran Metro system, serving numerous key districts across Iran’s capital city.
-
E.
Line 6
Line 6 is a modern, fully automated metro line in the Santiago Metro system in Chile, known for its driverless trains and advanced safety features.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
Shanghai Metro line
ⓘ
rapid transit line ⓘ |
| citySide | eastern Shanghai ⓘ |
| connectsWith | other Shanghai Metro lines ⓘ |
| country | China ⓘ |
| electrification | overhead line ⓘ |
| fareCollection |
contactless smart card
ⓘ
single-journey ticket ⓘ |
| fareSystem | Shanghai Metro unified fare system ⓘ |
| hasColor | magenta ⓘ |
| hasFeature |
CCTV surveillance in stations
ⓘ
air-conditioned trains ⓘ electronic passenger information displays ⓘ |
| hasPlatformType |
island platforms
ⓘ
side platforms ⓘ |
| hasRollingStock |
Shanghai Metro Type C trains
ⓘ
linked to:
Shanghai Metro Type A trains
|
| hasSignageLanguage |
Chinese
ⓘ
English ⓘ |
| hasTicketInspection | automatic fare gates ⓘ |
| isGradeSeparated | yes ⓘ |
| isPartOfNetwork |
Shanghai urban rail transit network
ⓘ
linked to:
Shanghai Metro
|
| locatedIn | Shanghai ⓘ |
| operator | Shanghai No. 4 Metro Operation Co., Ltd. ⓘ |
| owner |
Shanghai Municipal Government
ⓘ
linked to:
Shanghai Municipal People’s Government
|
| partOf | Shanghai Metro ⓘ |
| primaryFunction | urban passenger transport ⓘ |
| safetySystem | automatic train protection ⓘ |
| serves | Pudong New Area ⓘ |
| servesArea | eastern side of Shanghai ⓘ |
| servesDistrict |
Pudong
ⓘ
linked to:
Pudong New Area
|
| system | Shanghai Metro ⓘ |
| trackGauge | standard gauge ⓘ |
| transitType | rapid 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: Line 6 Description of subject: Line 6 is a rapid transit line of the Shanghai Metro system serving several districts along the city’s eastern side.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.