Triple

T13386178
Position Surface form Disambiguated ID Type / Status
Subject Woburn toxic waste contamination cases E319450 entity
Predicate legalAction P7077 FINISHED
Object Anderson et al. v. W.R. Grace & Co. E662015 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: Anderson et al. v. W.R. Grace & Co. | Statement: [Woburn toxic waste contamination cases, legalAction, Anderson et al. v. W.R. Grace & Co.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Anderson et al. v. W.R. Grace & Co.
Context triple: [Woburn toxic waste contamination cases, legalAction, Anderson et al. v. W.R. Grace & Co.]
  • A. Silkwood v. Kerr-McGee Corp.
    Silkwood v. Kerr-McGee Corp. is a landmark U.S. Supreme Court case in which the estate of nuclear worker and whistleblower Karen Silkwood successfully sued her employer for plutonium contamination, affirming the availability of state tort remedies alongside federal nuclear regulation.
  • B. United States v. Darby
    United States v. Darby is a 1941 U.S. Supreme Court case that upheld federal labor regulations under the Commerce Clause and marked a broad expansion of federal power over economic activity.
  • C. Anderson v. Cryovac chosen
    Anderson v. Cryovac is a landmark environmental contamination lawsuit over industrial pollution of drinking water in Woburn, Massachusetts, that became widely known through the book and film "A Civil Action."
  • D. Hensley v. Eckerhart
    Hensley v. Eckerhart is a landmark 1983 U.S. Supreme Court decision that established the modern standard for determining reasonable attorney’s fee awards for prevailing parties in civil rights litigation.
  • E. Doe v. Unocal Corp.
    Doe v. Unocal Corp. is a landmark U.S. human rights lawsuit in which Burmese villagers sued Unocal in federal court for alleged complicity in forced labor and other abuses linked to a gas pipeline project in Myanmar.
  • 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.