Megalopolis
E213433
Megalopolis was a major ancient city in Arcadia, Greece, founded in the 4th century BCE as a political and military counterweight to Spartan power.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Megalopolis canonical | 14 |
| Megalopolis (ancient city) | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1899441 — 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: Megalopolis Context triple: [Arcadia, ancientCity, Megalopolis]
-
A.
New Metropolis
New Metropolis was the original name of Amsterdam’s futuristic, hands-on science and technology center now known as the NEMO Science Museum.
-
B.
The City
The City is a common nickname for Manhattan, the densely populated and iconic borough of New York City known for its skyscrapers, cultural landmarks, and role as a global financial and media hub.
-
C.
The City
The City is a 1919–1920 Cubist painting by Fernand Léger that depicts the dynamism and fragmentation of modern urban life through bold colors and geometric forms.
-
D.
The City
"The City" is an atmospheric, synthesizer-driven track by Vangelis that showcases his signature cinematic and electronic sound.
-
E.
Maximum City
Maximum City is a popular nickname for Mumbai that reflects its vast scale, intense energy, and extreme contrasts in wealth, culture, and daily life.
- 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: Megalopolis Target entity description: Megalopolis was a major ancient city in Arcadia, Greece, founded in the 4th century BCE as a political and military counterweight to Spartan power.
-
A.
New Metropolis
New Metropolis was the original name of Amsterdam’s futuristic, hands-on science and technology center now known as the NEMO Science Museum.
-
B.
The City
The City is a common nickname for Manhattan, the densely populated and iconic borough of New York City known for its skyscrapers, cultural landmarks, and role as a global financial and media hub.
-
C.
The City
The City is a 1919–1920 Cubist painting by Fernand Léger that depicts the dynamism and fragmentation of modern urban life through bold colors and geometric forms.
-
D.
The City
"The City" is an atmospheric, synthesizer-driven track by Vangelis that showcases his signature cinematic and electronic sound.
-
E.
Maximum City
Maximum City is a popular nickname for Mumbai that reflects its vast scale, intense energy, and extreme contrasts in wealth, culture, and daily life.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
ancient city
ⓘ
settlement ⓘ |
| continuedInEra |
Hellenistic period
ⓘ
Roman period ⓘ |
| country | Greece ⓘ |
| era | Classical Greece ⓘ |
| foundedAs |
military counterweight to Sparta
ⓘ
political counterweight to Sparta ⓘ |
| foundedInCentury | 4th century BCE ⓘ |
| foundedToOppose | Sparta ⓘ |
| hasFeature |
fortifications
ⓘ
large agora ⓘ theatre ⓘ |
| hasModernSuccessor | Megalopoli ⓘ |
| hasType | planned city ⓘ |
| locatedIn |
Arcadia
ⓘ
Peloponnese ⓘ ancient Greece ⓘ |
| locatedInCountryAtPresentSite | Greece ⓘ |
| locatedOn |
Peloponnese peninsula
ⓘ
linked to:
Peloponnese
|
| militaryFunction | base against Spartan influence ⓘ |
| nameMeaning | great city ⓘ |
| nearRiver |
Alpheios River
ⓘ
Helisson River NERFINISHED ⓘ |
| partOf | Arcadian League ⓘ |
| politicalFunction | seat of the Arcadian federal government ⓘ |
| presentIn | modern regional unit of Arcadia ⓘ |
| region | Arcadia ⓘ |
| role |
major urban center in Arcadia
ⓘ
military center of Arcadia ⓘ political center of Arcadia ⓘ |
| status | ruined city ⓘ |
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: Megalopolis Description of subject: Megalopolis was a major ancient city in Arcadia, Greece, founded in the 4th century BCE as a political and military counterweight to Spartan power.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.