Triple
T488260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pennsylvania Avenue |
E9927
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Old Post Office Pavilion
The Old Post Office Pavilion is a historic late-19th-century federal building and former post office in Washington, D.C., known for its Romanesque Revival architecture and prominent clock tower offering panoramic city views.
|
E61263
|
NE FINISHED |
How this triple was built (4 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: Old Post Office Pavilion | Statement: [Pennsylvania Avenue, hasLandmark, Old Post Office Pavilion]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Old Post Office Pavilion Context triple: [Pennsylvania Avenue, hasLandmark, Old Post Office Pavilion]
-
A.
Adams Building
The Adams Building is one of the main Library of Congress buildings in Washington, D.C., housing extensive research collections and reading rooms.
-
B.
Mint Building
The Mint Building is a historic structure within Saint Petersburg's Peter and Paul Fortress that once housed one of the Russian Empire’s principal mints for coin production.
-
C.
Madison Building
The Madison Building is one of the main Library of Congress structures in Washington, D.C., housing extensive research collections, reading rooms, and administrative offices.
-
D.
Brooks Building
The Brooks Building is a key teaching and learning facility of Manchester Metropolitan University, known for housing education and health-related disciplines in modern, sustainable spaces.
-
E.
Old City Hall
Old City Hall is a historic courthouse and former city government building in Philadelphia that stands adjacent to Independence Hall within Independence National Historical Park.
- 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: Old Post Office Pavilion Triple: [Pennsylvania Avenue, hasLandmark, Old Post Office Pavilion]
Generated description
The Old Post Office Pavilion is a historic late-19th-century federal building and former post office in Washington, D.C., known for its Romanesque Revival architecture and prominent clock tower offering panoramic city views.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Old Post Office Pavilion Target entity description: The Old Post Office Pavilion is a historic late-19th-century federal building and former post office in Washington, D.C., known for its Romanesque Revival architecture and prominent clock tower offering panoramic city views.
-
A.
Adams Building
The Adams Building is one of the main Library of Congress buildings in Washington, D.C., housing extensive research collections and reading rooms.
-
B.
Mint Building
The Mint Building is a historic structure within Saint Petersburg's Peter and Paul Fortress that once housed one of the Russian Empire’s principal mints for coin production.
-
C.
Madison Building
The Madison Building is one of the main Library of Congress structures in Washington, D.C., housing extensive research collections, reading rooms, and administrative offices.
-
D.
Brooks Building
The Brooks Building is a key teaching and learning facility of Manchester Metropolitan University, known for housing education and health-related disciplines in modern, sustainable spaces.
-
E.
Old City Hall
Old City Hall is a historic courthouse and former city government building in Philadelphia that stands adjacent to Independence Hall within Independence National Historical Park.
- F. None of above. chosen
Provenance (5 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_69a2e802e2908190ab17c9479e0b6412 |
completed | Feb. 28, 2026, 1:05 p.m. |
| NER | Named-entity recognition | batch_69a2f0df764481909811d9483dfbc4aa |
completed | Feb. 28, 2026, 1:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4777eab9c8190894b34e011190a54 |
completed | March 1, 2026, 5:29 p.m. |
| NEDg | Description generation | batch_69a477d94d3c819096d8bad88a5c8cb9 |
completed | March 1, 2026, 5:31 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a478abe5c08190b7fff1ddd8d89449 |
completed | March 1, 2026, 5:34 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.