Oktogon
E349639
Oktogon is a major octagonal intersection and public square in central Budapest, Hungary, where Andrássy Avenue crosses the Grand Boulevard.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Oktogon canonical | 14 |
| Oktogon square | 6 |
| Oktogon (Hungarian) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3336485 — 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: Oktogon Context triple: [Andrássy Avenue, hasPart, Oktogon]
-
A.
Krasinski Square
Krasinski Square is a historic public square in Warsaw, Poland, known for its prominent monuments and proximity to significant cultural and governmental buildings.
-
B.
Ostredok
Ostredok is the highest peak of the Veľká Fatra range in central Slovakia, known for its rounded grassy summit and panoramic views.
-
C.
Spianada Square
Spianada Square is a large central public square in Corfu, Greece, known for its open green space, historic surroundings, and role as a focal point of the island’s social and cultural life.
-
D.
Nikolaiviertel
Nikolaiviertel is a historic quarter in central Berlin known for its reconstructed medieval-style streets, traditional German restaurants, and proximity to the Spree River.
-
E.
Damrak
Damrak is a central street and canal in Amsterdam that runs from Amsterdam Centraal Station toward Dam Square, forming one of the city’s main tourist and commercial arteries.
- 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: Oktogon Target entity description: Oktogon is a major octagonal intersection and public square in central Budapest, Hungary, where Andrássy Avenue crosses the Grand Boulevard.
-
A.
Krasinski Square
Krasinski Square is a historic public square in Warsaw, Poland, known for its prominent monuments and proximity to significant cultural and governmental buildings.
-
B.
Ostredok
Ostredok is the highest peak of the Veľká Fatra range in central Slovakia, known for its rounded grassy summit and panoramic views.
-
C.
Spianada Square
Spianada Square is a large central public square in Corfu, Greece, known for its open green space, historic surroundings, and role as a focal point of the island’s social and cultural life.
-
D.
Nikolaiviertel
Nikolaiviertel is a historic quarter in central Berlin known for its reconstructed medieval-style streets, traditional German restaurants, and proximity to the Spree River.
-
E.
Damrak
Damrak is a central street and canal in Amsterdam that runs from Amsterdam Centraal Station toward Dam Square, forming one of the city’s main tourist and commercial arteries.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
intersection
ⓘ
public square ⓘ road junction ⓘ |
| country | Hungary ⓘ |
| crosses |
Grand Boulevard (Budapest)
ⓘ
linked to:
Grand Boulevard of Budapest
|
| hasBuildingTypeNearby |
residential buildings
ⓘ
restaurants and cafés ⓘ retail buildings ⓘ |
| hasCategory |
Road junctions in Hungary
ⓘ
Squares in Budapest ⓘ Terézváros ⓘ |
| hasCoordinateSystem | WGS84 ⓘ |
| hasGeometry | octagon ⓘ |
| hasNameInLanguage |
Octagon (English translation)
ⓘ
Oktogon (Hungarian) ⓘ
linked to:
Oktogon
|
| hasPavingMaterial |
asphalt (roadway)
ⓘ
paving stones (sidewalks) ⓘ |
| hasPedestrianCrossings | true ⓘ |
| hasPublicTransportConnection |
Budapest Metro line 1
ⓘ
linked to:
Budapest Metro
Budapest tram network ⓘ |
| hasPublicTransportStop |
Oktogon metro station
ⓘ
linked to:
Oktogon station
Oktogon tram stop ⓘ
linked to:
Oktogon station
|
| hasTrafficLights | true ⓘ |
| hasUrbanFunction |
commercial area
ⓘ
transport hub ⓘ |
| isOnUNESCOWorldHeritageSite |
Andrássy Avenue and the Underground Railway (Budapest)
ⓘ
linked to:
Andrássy Avenue
|
| isTouristAttraction | true ⓘ |
| locatedIn |
Budapest
ⓘ
central Budapest ⓘ |
| locatedInDistrict |
6th district of Budapest
ⓘ
linked to:
Budapest 6th District
Terézváros ⓘ |
| locatedInTimeZone | Central European Time ⓘ |
| locatedOnStreet | Andrássy Avenue ⓘ |
| partOf |
Andrássy Avenue
ⓘ
Andrássy Avenue World Heritage site buffer zone ⓘ
linked to:
Budapest World Heritage buffer zone
Grand Boulevard (Budapest) ⓘ
linked to:
Grand Boulevard of Budapest
|
| roadTypeAtIntersection |
avenue
ⓘ
boulevard ⓘ |
| shape | octagonal ⓘ |
| usedFor |
pedestrian circulation
ⓘ
public gatherings ⓘ traffic interchange ⓘ |
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: Oktogon Description of subject: Oktogon is a major octagonal intersection and public square in central Budapest, Hungary, where Andrássy Avenue crosses the Grand Boulevard.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Oktogon
linked to: Oktogon
linked to: Oktogon
linked to: Oktogon
subject linked to:
Yellow Line
linked to: Oktogon
subject linked to:
Tram line 4
subject linked to:
Tram line 6
linked to: Oktogon
linked to: Oktogon