Breakneck Stairs (Escalier Casse-Cou)
E855775
Breakneck Stairs (Escalier Casse-Cou) is one of Old Quebec City’s oldest and steepest stairways, offering a dramatic pedestrian link between the Upper Town and the historic Petit-Champlain district.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Breakneck Stairs (Escalier Casse-Cou) canonical | 1 |
| Breakneck Stairs (Escalier casse-cou) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10312933 — 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: Breakneck Stairs (Escalier Casse-Cou) Context triple: [Rue du Petit-Champlain, connectedBy, Breakneck Stairs (Escalier Casse-Cou)]
-
A.
L’Escalier
L’Escalier is a Cubist painting by French artist André Lhote, exemplifying his structured, geometric approach to form and composition.
-
B.
Ascenseur du Château
Ascenseur du Château is a public elevator in Nice, France, that transports visitors between the city level and the panoramic viewpoints of Castle Hill.
-
C.
Calvaire
Calvaire is a 2004 Belgian psychological horror film by Fabrice Du Welz, known for its disturbing atmosphere and portrayal of a singer’s nightmarish ordeal in a remote village.
-
D.
Stairs of Death
The Stairs of Death were a brutal stone staircase at the Mauthausen concentration camp where exhausted prisoners were forced to carry heavy stones up hundreds of steps, often resulting in injury, collapse, or death.
-
E.
Le Rapport de Brodeck
Le Rapport de Brodeck is a critically acclaimed novel by Philippe Claudel that follows a traumatized survivor in a remote village as he investigates a mysterious crime, exploring themes of guilt, memory, and collective responsibility.
- 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: Breakneck Stairs (Escalier Casse-Cou) Target entity description: Breakneck Stairs (Escalier Casse-Cou) is one of Old Quebec City’s oldest and steepest stairways, offering a dramatic pedestrian link between the Upper Town and the historic Petit-Champlain district.
-
A.
L’Escalier
L’Escalier is a Cubist painting by French artist André Lhote, exemplifying his structured, geometric approach to form and composition.
-
B.
Ascenseur du Château
Ascenseur du Château is a public elevator in Nice, France, that transports visitors between the city level and the panoramic viewpoints of Castle Hill.
-
C.
Calvaire
Calvaire is a 2004 Belgian psychological horror film by Fabrice Du Welz, known for its disturbing atmosphere and portrayal of a singer’s nightmarish ordeal in a remote village.
-
D.
Stairs of Death
The Stairs of Death were a brutal stone staircase at the Mauthausen concentration camp where exhausted prisoners were forced to carry heavy stones up hundreds of steps, often resulting in injury, collapse, or death.
-
E.
Le Rapport de Brodeck
Le Rapport de Brodeck is a critically acclaimed novel by Philippe Claudel that follows a traumatized survivor in a remote village as he investigates a mysterious crime, exploring themes of guilt, memory, and collective responsibility.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
historic stairway
ⓘ
pedestrian staircase ⓘ tourist attraction ⓘ |
| connectsArea |
Petit-Champlain district
NERFINISHED
ⓘ
Upper Town of Quebec City NERFINISHED ⓘ |
| hasCharacteristic |
narrow
ⓘ
pedestrian-only ⓘ steep ⓘ |
| hasReputation |
dramatic pedestrian link
ⓘ
photogenic location ⓘ |
| hasUse |
pedestrian circulation
ⓘ
tourism ⓘ viewpoint access ⓘ |
| heritageContext | Old Quebec historic district NERFINISHED ⓘ |
| isAmong | oldest stairways in Old Quebec City ⓘ |
| languageOfName |
English
ⓘ
French ⓘ |
| locatedIn |
Canada
ⓘ
Old Quebec City NERFINISHED ⓘ Quebec NERFINISHED ⓘ Quebec City ⓘ |
| locatedInNeighborhood | Petit-Champlain NERFINISHED ⓘ |
| nameInFrench | Escalier Casse-Cou NERFINISHED ⓘ |
| offersViewOf |
Lower Town of Quebec City
NERFINISHED
ⓘ
Petit-Champlain streetscape ⓘ |
| partOf | Historic District of Old Québec NERFINISHED ⓘ |
| pedestrianAccess | public ⓘ |
| safetyNote | steep steps can be challenging in winter ⓘ |
| touristPopularity | high ⓘ |
| UNESCOContext | within UNESCO World Heritage Site of Old Quebec ⓘ |
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: Breakneck Stairs (Escalier Casse-Cou) Description of subject: Breakneck Stairs (Escalier Casse-Cou) is one of Old Quebec City’s oldest and steepest stairways, offering a dramatic pedestrian link between the Upper Town and the historic Petit-Champlain district.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Breakneck Stairs (Escalier casse-cou)