Lyndhurst Mansion
E35439
Lyndhurst Mansion is a renowned 19th-century Gothic Revival country house and historic estate overlooking the Hudson River in Tarrytown, New York.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Lyndhurst Mansion canonical | 4 |
| Lyndhurst | 3 |
| Lyndhurst, Tarrytown, New York | 1 |
| Lyndhurst, a National Historic Landmark | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T254578 — 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: Lyndhurst Mansion Context triple: [Westchester County, New York, contains, Lyndhurst Mansion]
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A.
Locust Grove Estate
Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
-
B.
Emlen Physick Estate
The Emlen Physick Estate is a preserved Victorian house museum in Cape May, New Jersey, renowned as an outstanding example of Stick Style architecture and 19th-century seaside resort life.
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C.
Rockcliffe Mansion
Rockcliffe Mansion is a historic Gilded Age mansion and museum in Hannibal, Missouri, known for its grand architecture and period interiors.
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D.
Griswold Hall
Griswold Hall is an academic and administrative building at Harvard Law School that houses faculty offices, classrooms, and legal research facilities.
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E.
Longwood House
Longwood House is the remote residence on the island of Saint Helena where Napoleon Bonaparte spent his final years in exile and ultimately died.
- 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: Lyndhurst Mansion Target entity description: Lyndhurst Mansion is a renowned 19th-century Gothic Revival country house and historic estate overlooking the Hudson River in Tarrytown, New York.
-
A.
Locust Grove Estate
Locust Grove Estate is a historic Hudson River–valley property in Poughkeepsie, New York, best known as the Italianate villa and former home of telegraph inventor Samuel F. B. Morse, now operated as a museum and landscaped estate.
-
B.
Emlen Physick Estate
The Emlen Physick Estate is a preserved Victorian house museum in Cape May, New Jersey, renowned as an outstanding example of Stick Style architecture and 19th-century seaside resort life.
-
C.
Rockcliffe Mansion
Rockcliffe Mansion is a historic Gilded Age mansion and museum in Hannibal, Missouri, known for its grand architecture and period interiors.
-
D.
Griswold Hall
Griswold Hall is an academic and administrative building at Harvard Law School that houses faculty offices, classrooms, and legal research facilities.
-
E.
Longwood House
Longwood House is the remote residence on the island of Saint Helena where Napoleon Bonaparte spent his final years in exile and ultimately died.
- F. None of above. chosen
Statements (46)
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: Lyndhurst Mansion Description of subject: Lyndhurst Mansion is a renowned 19th-century Gothic Revival country house and historic estate overlooking the Hudson River in Tarrytown, New York.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lyndhurst, a National Historic Landmark
this entity surface form:
Lyndhurst
this entity surface form:
Lyndhurst
this entity surface form:
Lyndhurst
this entity surface form:
Lyndhurst, Tarrytown, New York