Lake of the Returned Sword
E197394
Lake of the Returned Sword is the legendary English name for Hoàn Kiếm Lake in Hanoi, Vietnam, associated with the myth of Emperor Lê Lợi returning a magical sword to a divine turtle.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lake of the Restored Sword | 1 |
| Lake of the Returned Sword canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1764750 — 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: Lake of the Returned Sword Context triple: [Hoàn Kiếm Lake, nameMeaning, Lake of the Returned Sword]
-
A.
Silver Lake Sumeru
Silver Lake Sumeru is a growth-focused investment division of Silver Lake Partners that targets technology and technology-enabled businesses.
-
B.
Kaiyukan
Kaiyukan is a large, world-renowned public aquarium in Osaka, Japan, famous for its massive central tank and immersive marine life exhibits.
-
C.
Realm of the Four Parts
Realm of the Four Parts is the English translation of the Quechua name "Tawantinsuyu," referring to the vast, four-region domain of the Inca Empire in pre-Columbian South America.
-
D.
The Turim
The Turim is a foundational 14th-century Jewish legal code by Rabbi Jacob ben Asher that systematically organizes halakhic rulings into four major sections.
-
E.
Hall of Jade Ripples
The Hall of Jade Ripples is a historic lakeside pavilion within Beijing’s Summer Palace, known for its elegant architecture and role as a residence and political venue during the late Qing dynasty.
- 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: Lake of the Returned Sword Target entity description: Lake of the Returned Sword is the legendary English name for Hoàn Kiếm Lake in Hanoi, Vietnam, associated with the myth of Emperor Lê Lợi returning a magical sword to a divine turtle.
-
A.
Silver Lake Sumeru
Silver Lake Sumeru is a growth-focused investment division of Silver Lake Partners that targets technology and technology-enabled businesses.
-
B.
Kaiyukan
Kaiyukan is a large, world-renowned public aquarium in Osaka, Japan, famous for its massive central tank and immersive marine life exhibits.
-
C.
Realm of the Four Parts
Realm of the Four Parts is the English translation of the Quechua name "Tawantinsuyu," referring to the vast, four-region domain of the Inca Empire in pre-Columbian South America.
-
D.
The Turim
The Turim is a foundational 14th-century Jewish legal code by Rabbi Jacob ben Asher that systematically organizes halakhic rulings into four major sections.
-
E.
Hall of Jade Ripples
The Hall of Jade Ripples is a historic lakeside pavilion within Beijing’s Summer Palace, known for its elegant architecture and role as a residence and political venue during the late Qing dynasty.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
cultural heritage site
ⓘ
lake ⓘ tourist attraction ⓘ urban lake ⓘ |
| associatedWith |
Lê Lợi
ⓘ
Vietnamese independence from Ming China ⓘ divine turtle ⓘ myth of the returned sword ⓘ |
| country |
Viet Nam
ⓘ
surface form:
Vietnam
|
| etymology | name refers to the legend of returning a sword to a divine turtle ⓘ |
| formerlyPartOf |
Red River of the South
ⓘ
surface form:
Red River system (historically, as an oxbow-like remnant)
|
| governedBy | Hanoi municipal authorities ⓘ |
| hasApproximateArea | about 12 hectares ⓘ |
| hasApproximateLength | about 700 meters ⓘ |
| hasApproximateWidth | about 200 meters ⓘ |
| hasCulturalSignificance |
important site in Vietnamese folklore
ⓘ
popular subject in Vietnamese art and literature ⓘ |
| hasEnglishName |
Hoàn Kiếm Lake
ⓘ
surface form:
Hoan Kiem Lake
|
| hasFeature |
Ngọc Sơn Temple
ⓘ
The Huc Bridge ⓘ Turtle Tower ⓘ small central island ⓘ |
| hasLegend | Lê Lợi returning a magical sword to a divine turtle ⓘ |
| hasLighting | decorative night illumination around the shore ⓘ |
| hasNameInVietnamese |
Hoàn Kiếm Lake
ⓘ
surface form:
Hồ Gươm
Hoàn Kiếm Lake ⓘ
surface form:
Hồ Hoàn Kiếm
|
| hasStructure |
Ngọc Sơn Temple
ⓘ
The Huc Bridge ⓘ Turtle Tower ⓘ |
| isSymbolOf |
Hanoi
ⓘ
Vietnamese national identity ⓘ |
| languageOfToponym | Vietnamese ⓘ |
| locatedIn |
Hanoi
ⓘ
Hoàn Kiếm District ⓘ historic center of Hanoi ⓘ |
| near |
Hoàn Kiếm District
ⓘ
surface form:
Old Quarter of Hanoi
St. Joseph’s Cathedral, Hanoi ⓘ
surface form:
St. Joseph's Cathedral, Hanoi
|
| popularWith |
international tourists
ⓘ
local residents ⓘ |
| surroundedBy |
historic buildings
ⓘ
pedestrian paths ⓘ trees ⓘ |
| touristActivity |
photographing The Huc Bridge
ⓘ
viewing Turtle Tower ⓘ visiting Ngọc Sơn Temple ⓘ walking around the lake ⓘ |
| usedFor |
public gatherings
ⓘ
recreation ⓘ tourism ⓘ |
| waterType | freshwater ⓘ |
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: Lake of the Returned Sword Description of subject: Lake of the Returned Sword is the legendary English name for Hoàn Kiếm Lake in Hanoi, Vietnam, associated with the myth of Emperor Lê Lợi returning a magical sword to a divine turtle.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lake of the Restored Sword