Triple
T9913079
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Karl Ziegler |
E185795
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object | Ziegler–Natta catalyst |
E464835
|
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: Ziegler–Natta catalyst | Statement: [Karl Ziegler, knownFor, Ziegler–Natta catalyst]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ziegler–Natta catalyst Context triple: [Karl Ziegler, knownFor, Ziegler–Natta catalyst]
-
A.
Ziegler–Natta catalysts
chosen
Ziegler–Natta catalysts are a class of organometallic catalysts used industrially to produce stereoregular polyolefins such as polyethylene and polypropylene under relatively mild conditions.
-
B.
Wilkinson's catalyst
Wilkinson's catalyst is a homogeneous rhodium-based coordination complex widely used in organometallic chemistry for the catalytic hydrogenation of alkenes.
-
C.
Grubbs catalyst
Grubbs catalyst is a family of ruthenium-based organometallic complexes widely used to catalyze olefin metathesis reactions in organic and polymer chemistry.
-
D.
Adams catalyst
Adams catalyst is a platinum-based hydrogenation catalyst widely used in organic chemistry for reducing a variety of functional groups under mild conditions.
-
E.
Eschenmoser
Eschenmoser is a Swiss surname most notably associated with Albert Eschenmoser, a prominent organic chemist known for his pioneering work in the synthesis of complex natural products and studies on the origin of life.
- 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_69ca829b45f481909040f7b99a1976ed |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cdb53a300481909d917e487d8aab56 |
completed | April 2, 2026, 12:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d20dcbf28c8190aa9f6a8be423670a |
completed | April 5, 2026, 7:22 a.m. |
Created at: March 30, 2026, 8:41 p.m.