Iron Pergola
E272854
The Iron Pergola is a historic cast-iron and glass shelter in Seattle’s Pioneer Square, known as a distinctive remnant of the city’s late 19th-century streetscape.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iron Pergola canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2494355 — 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: Iron Pergola Context triple: [Pioneer Square, hasLandmark, Iron Pergola]
-
A.
The Gardens
The Gardens was the original name of Maple Leaf Gardens, the historic Toronto arena famed as the longtime home of the NHL’s Toronto Maple Leafs and a major venue for sports and entertainment events.
-
B.
The Lawn
The Lawn is the historic, colonnaded central quadrangle of the University of Virginia, designed by Thomas Jefferson as the heart of his Academical Village.
-
C.
Garden of the Groves
Garden of the Groves is a lush botanical garden and nature sanctuary on Grand Bahama Island, known for its tropical flora, walking trails, and tranquil ponds.
-
D.
Tuscan Garden
Tuscan Garden is an Italian Renaissance–style formal garden inspired by the landscapes of Tuscany, located within the Snug Harbor Cultural Center and Botanical Garden on Staten Island, New York.
-
E.
Craggy Gardens
Craggy Gardens is a high-elevation scenic area in North Carolina’s Blue Ridge Mountains known for its sweeping vistas, rhododendron blooms, and popular hiking trails.
- 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: Iron Pergola Target entity description: The Iron Pergola is a historic cast-iron and glass shelter in Seattle’s Pioneer Square, known as a distinctive remnant of the city’s late 19th-century streetscape.
-
A.
The Gardens
The Gardens was the original name of Maple Leaf Gardens, the historic Toronto arena famed as the longtime home of the NHL’s Toronto Maple Leafs and a major venue for sports and entertainment events.
-
B.
The Lawn
The Lawn is the historic, colonnaded central quadrangle of the University of Virginia, designed by Thomas Jefferson as the heart of his Academical Village.
-
C.
Garden of the Groves
Garden of the Groves is a lush botanical garden and nature sanctuary on Grand Bahama Island, known for its tropical flora, walking trails, and tranquil ponds.
-
D.
Tuscan Garden
Tuscan Garden is an Italian Renaissance–style formal garden inspired by the landscapes of Tuscany, located within the Snug Harbor Cultural Center and Botanical Garden on Staten Island, New York.
-
E.
Craggy Gardens
Craggy Gardens is a high-elevation scenic area in North Carolina’s Blue Ridge Mountains known for its sweeping vistas, rhododendron blooms, and popular hiking trails.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
cast-iron and glass shelter
ⓘ
historic structure ⓘ landmark ⓘ pergola ⓘ |
| architecturalStyle | Victorian ⓘ |
| country | United States of America ⓘ |
| hasPart |
decorative ironwork
ⓘ
glass canopy ⓘ ornamental iron columns ⓘ |
| heritageDesignation |
National Historic Landmark (as part of Pioneer Square Historic District)
ⓘ
linked to:
U.S. National Historic Landmark District
Seattle landmark ⓘ |
| heritageStatus | protected historic structure ⓘ |
| inception | late 19th century ⓘ |
| locatedInTheAdministrativeTerritorialEntity |
King County, Washington
ⓘ
linked to:
King County
Seattle ⓘ Washington (state) ⓘ
linked to:
Washington
|
| locatedInTimeZone | Pacific Time Zone ⓘ |
| location | Pioneer Square, Seattle, Washington, United States ⓘ |
| materialUsed |
cast iron
ⓘ
glass ⓘ |
| notableFor |
being a distinctive remnant of Seattle’s late 19th-century streetscape
ⓘ
historic urban street furniture ⓘ |
| partOf |
Pioneer Square–Skid Road Historic District
ⓘ
linked to:
Pioneer Square
|
| publicAccess | yes ⓘ |
| significantPeriod | late 19th-century Seattle streetscape ⓘ |
| streetAddress | intersection of 1st Avenue and Yesler Way, Seattle ⓘ |
| touristAttraction | yes ⓘ |
| use |
public transit shelter (historic)
ⓘ
street shelter ⓘ |
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: Iron Pergola Description of subject: The Iron Pergola is a historic cast-iron and glass shelter in Seattle’s Pioneer Square, known as a distinctive remnant of the city’s late 19th-century streetscape.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.