Tetrahedron Bottrop
E781796
Tetrahedron Bottrop is a large steel walkable sculpture and observation platform shaped like a tetrahedron, located on a former mining slag heap in Bottrop, Germany.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tetrahedron Bottrop canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9179557 — 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: Tetrahedron Bottrop Context triple: [Bottrop, hasLandmark, Tetrahedron Bottrop]
-
A.
Karlsruhe Pyramid
The Karlsruhe Pyramid is a distinctive stone pyramid in the center of Karlsruhe, Germany, marking the tomb of the city’s founder and serving as a key architectural landmark.
-
B.
Ruhrkessel
Ruhrkessel is the German name for the Ruhr Pocket, a major World War II encirclement of German forces by the Allies in Germany’s Ruhr industrial region in 1945.
-
C.
Pagodenburg
Pagodenburg is a small, ornate garden pavilion in the park of Nymphenburg Palace in Munich, notable for its chinoiserie-inspired architecture and decorative interiors.
-
D.
Klötze
Klötze is a small town in the Altmark region of Saxony-Anhalt in central Germany.
-
E.
Plöckenstein
Plöckenstein is a mountain on the border of Austria, Germany, and the Czech Republic, known as the highest peak of the Bohemian Forest.
- 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: Tetrahedron Bottrop Target entity description: Tetrahedron Bottrop is a large steel walkable sculpture and observation platform shaped like a tetrahedron, located on a former mining slag heap in Bottrop, Germany.
-
A.
Karlsruhe Pyramid
The Karlsruhe Pyramid is a distinctive stone pyramid in the center of Karlsruhe, Germany, marking the tomb of the city’s founder and serving as a key architectural landmark.
-
B.
Ruhrkessel
Ruhrkessel is the German name for the Ruhr Pocket, a major World War II encirclement of German forces by the Allies in Germany’s Ruhr industrial region in 1945.
-
C.
Pagodenburg
Pagodenburg is a small, ornate garden pavilion in the park of Nymphenburg Palace in Munich, notable for its chinoiserie-inspired architecture and decorative interiors.
-
D.
Klötze
Klötze is a small town in the Altmark region of Saxony-Anhalt in central Germany.
-
E.
Plöckenstein
Plöckenstein is a mountain on the border of Austria, Germany, and the Czech Republic, known as the highest peak of the Bohemian Forest.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
landmark
ⓘ
observation tower ⓘ steel structure ⓘ walkable sculpture ⓘ |
| accessibleBy | stairs ⓘ |
| category |
buildings and structures in Bottrop
ⓘ
observation towers in Germany ⓘ steel sculptures ⓘ tourist attractions in North Rhine-Westphalia ⓘ |
| city | Bottrop NERFINISHED ⓘ |
| country | Germany NERFINISHED ⓘ |
| hasFunction |
observation platform
ⓘ
public artwork ⓘ viewing platform ⓘ |
| isWalkable | true ⓘ |
| locatedIn |
Bottrop
NERFINISHED
ⓘ
Germany ⓘ North Rhine-Westphalia ⓘ Ruhr area NERFINISHED ⓘ |
| locatedOn |
former mining slag heap
ⓘ
slag heap Beckstraße ⓘ |
| material | steel ⓘ |
| offersViewOf |
Bottrop
NERFINISHED
ⓘ
Ruhr area NERFINISHED ⓘ |
| region | North Rhine-Westphalia NERFINISHED ⓘ |
| shape | tetrahedron ⓘ |
| usedFor |
panoramic views
ⓘ
recreation ⓘ sightseeing ⓘ |
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: Tetrahedron Bottrop Description of subject: Tetrahedron Bottrop is a large steel walkable sculpture and observation platform shaped like a tetrahedron, located on a former mining slag heap in Bottrop, Germany.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.