Line 1
E206989
Line 1 is the oldest and one of the busiest lines of the Paris Métro, running primarily east–west through central Paris and serving many major landmarks.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 1 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1841557 — 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 1 Context triple: [Paris Metro, hasLine, Line 1]
-
A.
Line 1
Line 1 is the oldest and one of the busiest lines of the Santiago Metro, running primarily east–west across central Santiago, Chile.
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B.
Line 1
Line 1 is the oldest and one of the busiest lines of the Mexico City Metro, running east–west across the city and serving many central, high-traffic stations.
-
C.
Line 1
Line 1 is a major rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving as one of the city's primary east–west corridors.
-
D.
Line 1
Line 1 is a major north–south rapid transit line of the Shanghai Metro and one of the system’s oldest and busiest routes.
-
E.
Line 1
Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
- 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 1 Target entity description: Line 1 is the oldest and one of the busiest lines of the Paris Métro, running primarily east–west through central Paris and serving many major landmarks.
-
A.
Line 1
Line 1 is the oldest and one of the busiest lines of the Mexico City Metro, running east–west across the city and serving many central, high-traffic stations.
-
B.
Line 1
Line 1 is the oldest and one of the busiest lines of the Santiago Metro, running primarily east–west across central Santiago, Chile.
-
C.
Line 1
Line 1 is a major north–south rapid transit line of the Shanghai Metro and one of the system’s oldest and busiest routes.
-
D.
Line 1
Line 1 is the main north–south route of the Tehran Metro system, serving as one of its busiest and most important rapid transit lines.
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E.
Line 1
Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Paris Métro line
ⓘ
rapid transit line ⓘ |
| automationStatus | fully automated ⓘ |
| conversionToAutomationCompleted | 2012 ⓘ |
| country | France ⓘ |
| direction | east–west ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareZone | Île-de-France fare zones 1–2 ⓘ |
| hasRollingStock |
MP 05
ⓘ
MP 89 CA ⓘ
linked to:
MP 89
|
| historicalEvent | inaugurated for the 1900 Exposition Universelle in Paris ⓘ |
| isOldestLineOf |
Paris Métro
ⓘ
linked to:
Paris Metro
|
| isOneOfBusiestLinesOf |
Paris Métro
ⓘ
linked to:
Paris Metro
|
| lineColor | yellow ⓘ |
| lineLength | approximately 16.5 km ⓘ |
| lineNumber | 1 ⓘ |
| location |
Paris, France
ⓘ
linked to:
Paris
|
| numberOfStations | 25 ⓘ |
| openingDate | 1900-07-19 ⓘ |
| operator |
Régie Autonome des Transports Parisiens
ⓘ
linked to:
RATP group
|
| owner |
Régie Autonome des Transports Parisiens
ⓘ
linked to:
RATP group
|
| platformScreenDoors | present on all stations ⓘ |
| runsThrough | central Paris ⓘ |
| servesLandmark |
Arc de Triomphe
ⓘ
Bastille ⓘ Bois de Vincennes vicinity ⓘ Champs-Élysées ⓘ Hôtel de Ville (Paris City Hall) ⓘ
linked to:
Hôtel de Ville de Paris
La Défense business district ⓘ
linked to:
La Défense
Louvre Museum ⓘ Place de la Concorde ⓘ Tuileries Garden ⓘ |
| servesStation |
Bastille
ⓘ
Champs-Élysées – Clemenceau ⓘ
linked to:
Champs-Élysées
Charles de Gaulle – Étoile ⓘ Château de Vincennes ⓘ Châtelet ⓘ
linked to:
Châtelet–Les Halles
Concorde ⓘ Franklin D. Roosevelt ⓘ
linked to:
President Franklin D. Roosevelt
George V ⓘ Hôtel de Ville ⓘ
linked to:
Hôtel de Ville de Paris
La Défense – Grande Arche ⓘ Nation ⓘ Palais Royal – Musée du Louvre ⓘ
linked to:
Louvre Museum
Tuileries ⓘ
linked to:
Tuileries Garden
|
| system |
Paris Métro
ⓘ
linked to:
Paris Metro
|
| terminusStation |
Château de Vincennes
ⓘ
La Défense – Grande Arche ⓘ |
| trackGauge | standard gauge ⓘ |
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 1 Description of subject: Line 1 is the oldest and one of the busiest lines of the Paris Métro, running primarily east–west through central Paris and serving many major landmarks.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.