Triple
T21881228
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keeling Curve |
E540283
|
entity |
| Predicate | developedBy |
P73
|
FINISHED |
| Object | Charles David Keeling |
—
|
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 David Keeling | Statement: [Keeling Curve, developedBy, Charles David Keeling]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charles David Keeling Context triple: [Keeling Curve, developedBy, Charles David Keeling]
-
A.
Charles David Keeling
chosen
Charles David Keeling was an American scientist best known for his precise long-term measurements of atmospheric carbon dioxide, which produced the Keeling Curve and provided foundational evidence for human-driven climate change.
-
B.
William Keeling
William Keeling was an early 17th-century English sea captain and explorer for the East India Company, noted for his voyages to Asia and the Indian Ocean.
-
C.
Wallace S. Broecker
Wallace S. Broecker was an influential American geochemist and climate scientist renowned for pioneering research on the global carbon cycle and popularizing the term "global warming."
-
D.
James R. Hansen
James R. Hansen is an American historian and author best known for writing the authorized biography of astronaut Neil Armstrong.
-
E.
Alfred C. Redfield
Alfred C. Redfield was an American oceanographer and biologist best known for formulating the Redfield ratio, which describes the consistent atomic ratio of carbon, nitrogen, and phosphorus in marine organic matter and seawater.
- 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_69e0c479a98081908ce333853fdd4348 |
completed | April 16, 2026, 11:14 a.m. |
| NER | Named-entity recognition | batch_69f118e7a3c48190be1cc285ad4b6496 |
completed | April 28, 2026, 8:30 p.m. |
Created at: April 16, 2026, 7:04 p.m.