Triple
T138081
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | San Francisco Board of Supervisors |
E2791
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object |
San Francisco City Hall
San Francisco City Hall is a historic Beaux-Arts landmark in the city’s Civic Center, serving as the seat of government and a prominent architectural symbol of San Francisco.
|
E17940
|
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: San Francisco City Hall | Statement: [San Francisco Board of Supervisors, headquartersLocation, San Francisco City Hall]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Francisco City Hall Context triple: [San Francisco Board of Supervisors, headquartersLocation, San Francisco City Hall]
-
A.
Los Angeles City Hall
Los Angeles City Hall is the historic and iconic main municipal building of Los Angeles, housing the mayor’s office and the city council chambers.
-
B.
California State Capitol
The California State Capitol is the historic government building in Sacramento that houses the chambers and offices of the state's legislative and executive branches.
-
C.
Coit Tower
Coit Tower is an iconic white concrete observation tower atop Telegraph Hill in San Francisco, known for its panoramic city views and historic Depression-era murals.
-
D.
Berkeley Landmark
Berkeley Landmark is a local historic designation in Berkeley, California, recognizing buildings, structures, and sites of significant architectural, cultural, or historical importance.
-
E.
Portland City Hall
Portland City Hall is the historic municipal building in downtown Portland, Oregon, that houses the offices and chambers of the city’s government.
- 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: San Francisco City Hall Triple: [San Francisco Board of Supervisors, headquartersLocation, San Francisco City Hall]
Generated description
San Francisco City Hall is a historic Beaux-Arts landmark in the city’s Civic Center, serving as the seat of government and a prominent architectural symbol of San Francisco.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: San Francisco City Hall Target entity description: San Francisco City Hall is a historic Beaux-Arts landmark in the city’s Civic Center, serving as the seat of government and a prominent architectural symbol of San Francisco.
-
A.
Los Angeles City Hall
Los Angeles City Hall is the historic and iconic main municipal building of Los Angeles, housing the mayor’s office and the city council chambers.
-
B.
California State Capitol
The California State Capitol is the historic government building in Sacramento that houses the chambers and offices of the state's legislative and executive branches.
-
C.
Coit Tower
Coit Tower is an iconic white concrete observation tower atop Telegraph Hill in San Francisco, known for its panoramic city views and historic Depression-era murals.
-
D.
Berkeley Landmark
Berkeley Landmark is a local historic designation in Berkeley, California, recognizing buildings, structures, and sites of significant architectural, cultural, or historical importance.
-
E.
Portland City Hall
Portland City Hall is the historic municipal building in downtown Portland, Oregon, that houses the offices and chambers of the city’s government.
- 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_69a2521e35c08190b28e5c9f1e3c9b59 |
completed | Feb. 28, 2026, 2:25 a.m. |
| NER | Named-entity recognition | batch_69a257a800148190be119d1d075869b8 |
completed | Feb. 28, 2026, 2:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2c52c563c81908a53f3dbe1eb7455 |
completed | Feb. 28, 2026, 10:36 a.m. |
| NEDg | Description generation | batch_69a2c5f4c6c08190a54543e7cbdbae14 |
completed | Feb. 28, 2026, 10:39 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2c658297481908c6d6a845be7152c |
completed | Feb. 28, 2026, 10:41 a.m. |
Created at: Feb. 28, 2026, 2:31 a.m.