Triple
T1190278
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Berlin |
E25341
|
entity |
| Predicate | hadCentralSquare |
P15345
|
FINISHED |
| Object |
Alexanderplatz
Alexanderplatz is a major public square and transport hub in central Berlin, known for its historic role in the city’s social and political life and its surrounding modernist architecture.
|
E136235
|
NE FINISHED |
How this triple was built (5 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Alexanderplatz | Statement: [East Berlin, hadCentralSquare, Alexanderplatz]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alexanderplatz Context triple: [East Berlin, hadCentralSquare, Alexanderplatz]
-
A.
Pariser Platz
Pariser Platz is a prominent public square in central Berlin, Germany, known as the grand urban space directly in front of the Brandenburg Gate and a focal point of the city's historic and political life.
-
B.
Ballhausplatz
Ballhausplatz is a historic square in central Vienna that serves as the location of the Austrian Federal Chancellery and a key center of the country’s political administration.
-
C.
Potsdamer Platz
Potsdamer Platz is a major public square and traffic intersection in central Berlin that became a symbol of the city's reunification and modern redevelopment after the Cold War.
-
D.
Bayerischer Platz
Bayerischer Platz is a notable square and U-Bahn station area in Berlin’s Schöneberg district, known for its early 20th-century architecture and historical significance, including memorials to Jewish residents deported during the Nazi era.
-
E.
Leopoldplatz
Leopoldplatz is a major public square and important transport hub in Berlin’s Wedding district, served by multiple U-Bahn lines and numerous bus routes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Alexanderplatz Triple: [East Berlin, hadCentralSquare, Alexanderplatz]
Generated description
Alexanderplatz is a major public square and transport hub in central Berlin, known for its historic role in the city’s social and political life and its surrounding modernist architecture.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alexanderplatz Target entity description: Alexanderplatz is a major public square and transport hub in central Berlin, known for its historic role in the city’s social and political life and its surrounding modernist architecture.
-
A.
Pariser Platz
Pariser Platz is a prominent public square in central Berlin, Germany, known as the grand urban space directly in front of the Brandenburg Gate and a focal point of the city's historic and political life.
-
B.
Ballhausplatz
Ballhausplatz is a historic square in central Vienna that serves as the location of the Austrian Federal Chancellery and a key center of the country’s political administration.
-
C.
Potsdamer Platz
Potsdamer Platz is a major public square and traffic intersection in central Berlin that became a symbol of the city's reunification and modern redevelopment after the Cold War.
-
D.
Bayerischer Platz
Bayerischer Platz is a notable square and U-Bahn station area in Berlin’s Schöneberg district, known for its early 20th-century architecture and historical significance, including memorials to Jewish residents deported during the Nazi era.
-
E.
Leopoldplatz
Leopoldplatz is a major public square and important transport hub in Berlin’s Wedding district, served by multiple U-Bahn lines and numerous bus routes.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hadCentralSquare Context triple: [East Berlin, hadCentralSquare, Alexanderplatz]
-
A.
hasRebuiltHistoricCenter
Indicates that an entity has undertaken and completed the restoration or reconstruction of a historic city or town center.
-
B.
mainSquare
chosen
Indicates that a location serves as the primary or central public square of a town or city.
-
C.
hasCentralAct
Indicates that an entity includes or is characterized by a primary or most important action, event, or operation at its core.
-
D.
hasCentralFigure
Indicates that something features a primary or most important figure at its core or focus.
-
E.
hasCityHall
Indicates that a location or administrative area possesses or is served by a specific city hall building or institution.
- F. None of above.
Provenance (6 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a49427d98881908646d6c63b8cea1e |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd58d8d88190b8d9c9c9de7f4e97 |
completed | March 1, 2026, 10:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac764ccb1c8190a302137a0e67cb88 |
completed | March 7, 2026, 7:02 p.m. |
| NEDg | Description generation | batch_69ac76e1b430819092669c6e83d7a62c |
completed | March 7, 2026, 7:05 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac77670fa08190827ef34ba9d52a70 |
completed | March 7, 2026, 7:07 p.m. |
| PD | Predicate disambiguation | batch_69a4bb5bacc481909e8dfd5215e4711a |
completed | March 1, 2026, 10:19 p.m. |
Created at: March 1, 2026, 7:45 p.m.