miraculous staircase

E292393

The miraculous staircase is a legendary, architecturally puzzling wooden spiral staircase in the Loretto Chapel in Santa Fe, New Mexico, famed for its helix design, lack of visible support, and mysterious origins.

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All labels observed (1)

Label Occurrences
miraculous staircase canonical 1

Statements (45)

Predicate Object
instanceOf Catholic devotional site
architectural structure
tourist attraction
wooden spiral staircase
architecturalStyle helix spiral staircase
associatedWith Catholic Church worldwide
surface form: Catholic Church

Sisters of Loreto
surface form: Loretto Sisters

Saint Joseph
surface form: Saint Joseph (in Catholic tradition)

legend of a mysterious carpenter
constructionMethod wooden pegs instead of nails
constructionPeriod late 1870s
country United States of America
surface form: United States
featuredIn popular accounts of unexplained engineering feats
travel literature about Santa Fe
function connect choir loft to chapel floor
hasCulturalStatus local legend of Santa Fe
subject of documentaries and articles
hasDesignFeature balustrade added later
double-helix-like spiral
no visible central support column
no visible nails in main structure (wooden pegs used)
self-supporting structure
tight radius spiral
two full 360-degree turns
hasLegend built by an unknown carpenter who disappeared without payment
considered a miraculous answer to the sisters’ novena to Saint Joseph
hasReputation architectural puzzle
engineering curiosity
pilgrimage site for some Catholics
height approximately 20 feet
locatedIn Loretto Chapel
Santa Fe, New Mexico
United States of America
surface form: United States
material wood
notableFor lack of visible means of support
precise carpentry without modern tools
use of wood species not locally common (as often claimed in legend)
numberOfSteps approximately 33 steps
ownership Loretto Chapel
surface form: Loretto Chapel (privately owned wedding and event venue)
partOf interior of Loretto Chapel
religiousSignificance seen by some believers as a miracle
safetyModification railing added years after original construction
supportType cantilevered design using stringers
touristAttractionIn Santa Fe, New Mexico
visitorAccess viewable by the public for a fee

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: miraculous staircase
Description of subject: The miraculous staircase is a legendary, architecturally puzzling wooden spiral staircase in the Loretto Chapel in Santa Fe, New Mexico, famed for its helix design, lack of visible support, and mysterious origins.

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Loretto Chapel notableFor miraculous staircase