Triple
T11121223
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Pasadena, California |
E263018
|
entity |
| Predicate | hasHistoricLandmark |
P1098
|
FINISHED |
| Object |
South Pasadena Post Office
The South Pasadena Post Office is a historic U.S. post office building in South Pasadena, California, recognized for its architectural and cultural significance.
|
E906415
|
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: South Pasadena Post Office | Statement: [South Pasadena, California, hasHistoricLandmark, South Pasadena Post Office]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Pasadena Post Office Context triple: [South Pasadena, California, hasHistoricLandmark, South Pasadena Post Office]
-
A.
City Hall (Pasadena)
City Hall (Pasadena) is a historic Mediterranean Revival and Spanish Colonial Revival-style civic building in Pasadena, California, renowned for its grand dome and role as a prominent architectural landmark.
-
B.
Old Pasadena
Old Pasadena is a revitalized historic downtown district in Pasadena, California, known for its preserved 19th- and early 20th-century architecture, shopping, dining, and cultural attractions.
-
C.
Pershing Square, Los Angeles
Pershing Square, Los Angeles is a historic public park and urban plaza in downtown Los Angeles known for its central location, civic events, and distinctive modernist design features.
-
D.
Pasadena Civic Center
Pasadena Civic Center is a historic civic complex in Pasadena, California, known for its grand Beaux-Arts architecture and its role as the city's governmental and cultural hub.
-
E.
Los Angeles Examiner Building
The Los Angeles Examiner Building is a historic former newspaper headquarters in Los Angeles, California, known for its distinctive Art Deco–influenced design and association with William Randolph Hearst’s media empire.
- 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: South Pasadena Post Office Triple: [South Pasadena, California, hasHistoricLandmark, South Pasadena Post Office]
Generated description
The South Pasadena Post Office is a historic U.S. post office building in South Pasadena, California, recognized for its architectural and cultural significance.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Pasadena Post Office Target entity description: The South Pasadena Post Office is a historic U.S. post office building in South Pasadena, California, recognized for its architectural and cultural significance.
-
A.
City Hall (Pasadena)
City Hall (Pasadena) is a historic Mediterranean Revival and Spanish Colonial Revival-style civic building in Pasadena, California, renowned for its grand dome and role as a prominent architectural landmark.
-
B.
Old Pasadena
Old Pasadena is a revitalized historic downtown district in Pasadena, California, known for its preserved 19th- and early 20th-century architecture, shopping, dining, and cultural attractions.
-
C.
Pershing Square, Los Angeles
Pershing Square, Los Angeles is a historic public park and urban plaza in downtown Los Angeles known for its central location, civic events, and distinctive modernist design features.
-
D.
Pasadena Civic Center
Pasadena Civic Center is a historic civic complex in Pasadena, California, known for its grand Beaux-Arts architecture and its role as the city's governmental and cultural hub.
-
E.
Los Angeles Examiner Building
The Los Angeles Examiner Building is a historic former newspaper headquarters in Los Angeles, California, known for its distinctive Art Deco–influenced design and association with William Randolph Hearst’s media empire.
- 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_69d6aa9b46cc8190b19f9f0cc45bf322 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d79af911b881908168f23a4918231c |
completed | April 9, 2026, 12:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e42d8406988190837a16d7ad8048d1 |
completed | April 19, 2026, 1:19 a.m. |
| NEDg | Description generation | batch_69e4374700b881908ebb185ae020487b |
completed | April 19, 2026, 2 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4399385c08190852c3cbd730a1f11 |
completed | April 19, 2026, 2:10 a.m. |
Created at: April 8, 2026, 9:28 p.m.