Hydra
E66917
Hydra is a Greek island in the Saronic Gulf known for its picturesque harbor, preserved stone architecture, and ban on motor vehicles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hydra canonical | 24 |
How this entity was disambiguated
This entity first appeared as the object of triple T533602 — 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: Hydra Context triple: [Aegean Sea, hasPart, Hydra]
-
A.
Hydra
Hydra is a clandestine, authoritarian terrorist organization in the Marvel universe known for its infiltration of governments and S.H.I.E.L.D. and its recurring clashes with heroes like Captain America.
-
B.
Fidra
Fidra is a small uninhabited island off the coast of East Lothian, Scotland, known for its lighthouse, seabird colonies, and as an inspiration for Robert Louis Stevenson.
-
C.
Hudra
The Hudra is a principal liturgical book of the Syriac tradition, containing prayers, hymns, and rites used throughout the liturgical year.
-
D.
Hyas
Hyas is a figure in Greek mythology, often associated with the Hyades as their brother and linked to myths explaining the origin of certain constellations or rain-bringing stars.
-
E.
Nausithous
Nausithous is a lesser-known figure in Greek mythology, traditionally named as one of the sons of the nymph Calypso.
- 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: Hydra Target entity description: Hydra is a Greek island in the Saronic Gulf known for its picturesque harbor, preserved stone architecture, and ban on motor vehicles.
-
A.
Hydra
Hydra is a clandestine, authoritarian terrorist organization in the Marvel universe known for its infiltration of governments and S.H.I.E.L.D. and its recurring clashes with heroes like Captain America.
-
B.
Fidra
Fidra is a small uninhabited island off the coast of East Lothian, Scotland, known for its lighthouse, seabird colonies, and as an inspiration for Robert Louis Stevenson.
-
C.
Hudra
The Hudra is a principal liturgical book of the Syriac tradition, containing prayers, hymns, and rites used throughout the liturgical year.
-
D.
Hyas
Hyas is a figure in Greek mythology, often associated with the Hyades as their brother and linked to myths explaining the origin of certain constellations or rain-bringing stars.
-
E.
Nausithous
Nausithous is a lesser-known figure in Greek mythology, traditionally named as one of the sons of the nymph Calypso.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Greek island
ⓘ
island ⓘ |
| accessibleBy | ferry ⓘ |
| accessibleFrom | Piraeus ⓘ |
| capital |
Hydra town
ⓘ
linked to:
Hydra, Greece
|
| country | Greece ⓘ |
| countrySubdivision |
Islands regional unit of Attica
ⓘ
linked to:
Regional Unit of Islands (Attica)
|
| currency | euro ⓘ |
| governingBody | Municipality of Hydra ⓘ |
| hasCoastlineOn | Saronic Gulf ⓘ |
| hasCulturalHeritage |
naval tradition
ⓘ
traditional stone mansions ⓘ |
| hasEconomicActivity |
tourism
ⓘ
yachting and sailing services ⓘ |
| hasFeature |
picturesque harbor
ⓘ
preserved stone architecture ⓘ |
| hasNo |
airport
ⓘ
road network for cars ⓘ |
| hasPolicy |
ban on cars
ⓘ
ban on motorcycles ⓘ ban on private motor vehicles ⓘ |
| hasPort | Hydra harbor ⓘ |
| hasReligiousSite | Monastery of the Assumption of the Virgin Mary ⓘ |
| hasSettlement |
Hydra town
ⓘ
linked to:
Hydra, Greece
Kamini ⓘ Mandraki ⓘ Vlichos ⓘ |
| knownFor |
artists and writers community
ⓘ
maritime history ⓘ scenic port ⓘ tourism ⓘ well-preserved traditional settlement ⓘ |
| language | Greek ⓘ |
| locatedIn |
Aegean Sea
ⓘ
Saronic Gulf ⓘ |
| locatedNear |
Peloponnese
ⓘ
island of Poros ⓘ island of Spetses ⓘ |
| municipalityOf |
Hydra municipality
ⓘ
linked to:
Hydra, Greece
|
| partOf | Saronic Islands ⓘ |
| primaryTransport |
donkeys
ⓘ
walking ⓘ water taxis ⓘ |
| region | Attica ⓘ |
| timeZone | Eastern European Time ⓘ |
| timeZoneDST | Eastern European Summer Time ⓘ |
| usedAs | filming location ⓘ |
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: Hydra Description of subject: Hydra is a Greek island in the Saronic Gulf known for its picturesque harbor, preserved stone architecture, and ban on motor vehicles.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.