Triple
T18252492
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richard R. Schrock |
E437128
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object | Schrock carbene complexes |
—
|
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: Schrock carbene complexes | Statement: [Richard R. Schrock, knownFor, Schrock carbene complexes]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Schrock carbene complexes Context triple: [Richard R. Schrock, knownFor, Schrock carbene complexes]
-
A.
Schrock carbene
chosen
A Schrock carbene is a type of organometallic complex featuring an early transition metal bonded to a strongly nucleophilic alkylidene ligand, central to many olefin metathesis catalysts.
-
B.
Organotransition Metal Chemistry: From Bonding to Catalysis
"Organotransition Metal Chemistry: From Bonding to Catalysis" is a comprehensive graduate-level textbook that systematically develops the principles of organometallic bonding and reactivity with a strong emphasis on their applications in homogeneous catalysis.
-
C.
Tsuji–Trost reactions
Tsuji–Trost reactions are palladium-catalyzed allylic substitution processes widely used in organic synthesis to form carbon–carbon and carbon–heteroatom bonds with high regio- and stereocontrol.
-
D.
Corey–Winter olefin synthesis
Corey–Winter olefin synthesis is an organic reaction that converts 1,2-diols into alkenes via cyclic thiocarbonate intermediates, widely used for stereospecific formation of double bonds.
-
E.
Trost ligand
The Trost ligand is a chiral diphosphine ligand widely used in palladium-catalyzed asymmetric reactions, particularly for achieving high enantioselectivity in allylic alkylation.
- 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_69d8b91104e08190a8241f7d260a5162 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4fd81ea3481909d96b5399f7a32b3 |
completed | April 19, 2026, 4:06 p.m. |
Created at: April 10, 2026, 10:33 a.m.