Triple
T20772877
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Environmental Defense Fund |
E511279
|
entity |
| Predicate | hasCoFounder |
P2835
|
FINISHED |
| Object | Charles F. Wurster |
—
|
NE NERFINISHED |
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: Charles F. Wurster | Statement: [Environmental Defense Fund, hasCoFounder, Charles F. Wurster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charles F. Wurster Context triple: [Environmental Defense Fund, hasCoFounder, Charles F. Wurster]
-
A.
Charles F. Wurster
chosen
Charles F. Wurster is an American environmental scientist and activist best known as a co-founder of the Environmental Defense Fund and an early leader in efforts to regulate DDT and other harmful pollutants.
-
B.
Charles J. Precourt
Charles J. Precourt is a former NASA astronaut and U.S. Air Force colonel who flew on multiple Space Shuttle missions and later served in leadership roles within the astronaut corps.
-
C.
Bernard A. Etcheverry
Bernard A. Etcheverry was a prominent civil engineer and longtime University of California, Berkeley professor whose contributions to engineering education led to a major campus building being named in his honor.
-
D.
Charles H. Wacker
Charles H. Wacker was a prominent Chicago businessman and civic leader who served as chairman of the Chicago Plan Commission and played a key role in the city’s early 20th-century urban development.
-
E.
William H. Crocker
William H. Crocker was an American banker and railroad executive from a prominent California family who played a key role in the development of transportation and infrastructure in the state.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b4ca01148190ac018e57e0cab46f |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c2681ff88190bfe5938c2db6b2c4 |
completed | April 21, 2026, 12:18 a.m. |
Created at: April 16, 2026, 12:37 p.m.