Triple
T18065833
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | George Kelham |
E432289
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object | Southern Pacific Building, San Francisco |
—
|
NE NERFINISHED |
How this triple was built (3 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: Southern Pacific Building, San Francisco | Statement: [George Kelham, notableWork, Southern Pacific Building, San Francisco]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Southern Pacific Building, San Francisco Context triple: [George Kelham, notableWork, Southern Pacific Building, San Francisco]
-
A.
Pacific Telephone & Telegraph Company Building, San Francisco
The Pacific Telephone & Telegraph Company Building in San Francisco is a landmark Art Deco skyscraper and former corporate headquarters designed by architect George Kelham during the early 20th century.
-
B.
Nevada Bank Building, San Francisco
The Nevada Bank Building in San Francisco is a historic late-19th-century commercial structure known for its grand Beaux-Arts–influenced architecture and role in the city’s early financial district.
-
C.
Mutual Life Insurance Company Building, San Francisco
The Mutual Life Insurance Company Building in San Francisco is a historic late-19th-century commercial structure designed by prominent architect A. Page Brown.
-
D.
Standard Oil Building, San Francisco
The Standard Oil Building in San Francisco is a historic early 20th-century high-rise office tower designed in a Beaux-Arts/Neoclassical style that once served as the West Coast headquarters for the Standard Oil Company.
-
E.
San Francisco Municipal Railway Building
The San Francisco Municipal Railway Building is a historic civic structure in San Francisco designed in the Beaux-Arts style by architect John Bakewell Jr.
- 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: Southern Pacific Building, San Francisco Target entity description: The Southern Pacific Building in San Francisco is a historic early-20th-century high-rise office tower that once served as the headquarters of the Southern Pacific Railroad and is noted for its Beaux-Arts architectural design.
-
A.
Pacific Telephone & Telegraph Company Building, San Francisco
The Pacific Telephone & Telegraph Company Building in San Francisco is a landmark Art Deco skyscraper and former corporate headquarters designed by architect George Kelham during the early 20th century.
-
B.
Nevada Bank Building, San Francisco
The Nevada Bank Building in San Francisco is a historic late-19th-century commercial structure known for its grand Beaux-Arts–influenced architecture and role in the city’s early financial district.
-
C.
Mutual Life Insurance Company Building, San Francisco
The Mutual Life Insurance Company Building in San Francisco is a historic late-19th-century commercial structure designed by prominent architect A. Page Brown.
-
D.
Standard Oil Building, San Francisco
The Standard Oil Building in San Francisco is a historic early 20th-century high-rise office tower designed in a Beaux-Arts/Neoclassical style that once served as the West Coast headquarters for the Standard Oil Company.
-
E.
San Francisco Municipal Railway Building
The San Francisco Municipal Railway Building is a historic civic structure in San Francisco designed in the Beaux-Arts style by architect John Bakewell Jr.
- F. None of above. chosen
Provenance (2 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_69d8b9070cac81909fa9473fb1c3f1c7 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4cce81de88190bd94d4ccee3e180c |
completed | April 19, 2026, 12:39 p.m. |
Created at: April 10, 2026, 10:26 a.m.