Triple
T25260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Branch, Iowa |
E504
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object | Herbert Hoover Birthplace Cottage |
E13709
|
NE FINISHED |
How this triple was built (2 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: Herbert Hoover Birthplace Cottage | Statement: [West Branch, Iowa, hasLandmark, Herbert Hoover Birthplace Cottage]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Herbert Hoover Birthplace Cottage Context triple: [West Branch, Iowa, hasLandmark, Herbert Hoover Birthplace Cottage]
-
A.
Herbert Hoover National Historic Site
chosen
Herbert Hoover National Historic Site is a preserved historic area in West Branch, Iowa, that includes the birthplace, childhood home, and presidential library of the 31st U.S. president, Herbert Hoover.
-
B.
Herbert C. Hoover Building
The Herbert C. Hoover Building is a prominent federal office building in Washington, D.C., best known as the headquarters of the U.S. Department of Commerce.
-
C.
Roosevelt’s Little White House
Roosevelt’s Little White House is the historic retreat in Warm Springs, Georgia, where President Franklin D. Roosevelt sought polio treatment, spent much of his presidency, and ultimately died in 1945.
-
D.
Harry S. Truman Birthplace State Historic Site
Harry S. Truman Birthplace State Historic Site is a preserved historic home and museum in Lamar, Missouri, commemorating the early life and legacy of the 33rd U.S. president, Harry S. Truman.
-
E.
Herbert Hoover Presidential Library and Museum, West Branch, Iowa, United States
The Herbert Hoover Presidential Library and Museum in West Branch, Iowa, is a U.S. National Archives facility that preserves the papers, artifacts, and legacy of the 31st President of the United States and serves as his burial site.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a243b4ac2c8190b93c303df797b7b2 |
completed | Feb. 28, 2026, 1:24 a.m. |
| NER | Named-entity recognition | batch_69a2466d166881908bd8513c8d09fe8d |
completed | Feb. 28, 2026, 1:35 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2aa3edb18819080634fad6c570517 |
completed | Feb. 28, 2026, 8:41 a.m. |
Created at: Feb. 28, 2026, 1:34 a.m.