Triple
T13386172
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Woburn toxic waste contamination cases |
E319450
|
entity |
| Predicate | involves |
P1256
|
FINISHED |
| Object | W.R. Grace and Company |
E888320
|
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: W.R. Grace and Company | Statement: [Woburn toxic waste contamination cases, involves, W.R. Grace and Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: W.R. Grace and Company Context triple: [Woburn toxic waste contamination cases, involves, W.R. Grace and Company]
-
A.
W. R. Grace and Company
chosen
W. R. Grace and Company is a long-established American specialty chemicals and materials company known for its catalysts, engineered materials, and construction products used in industrial and commercial applications worldwide.
-
B.
Atkinson-Kier Company
Atkinson-Kier Company is a constituent business unit or subsidiary within the larger MWAK Company organization.
-
C.
Griffith Company
Griffith Company is a construction firm known for major infrastructure projects in Southern California, including work on Los Angeles landmarks.
-
D.
Koppers
Koppers is an American industrial company historically known for producing coal tar chemicals, treated wood products, and materials for the steel and aluminum industries.
-
E.
Chesebrough Manufacturing Company
Chesebrough Manufacturing Company was an American petroleum-based products manufacturer best known for creating and popularizing Vaseline.
- 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_69d806b886bc8190b676e7768b8e01c5 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69dadce96d1881909957fdd068a7f55d |
completed | April 11, 2026, 11:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7268f9a908190843481dd313f5a11 |
completed | May 3, 2026, 10:42 a.m. |
Created at: April 9, 2026, 9:34 p.m.