Triple

T9394813
Position Surface form Disambiguated ID Type / Status
Subject Karen Silkwood E226116 entity
Predicate legalCase P3996 FINISHED
Object 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.
E796586 NE FINISHED

How this triple was built (4 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: Silkwood v. Kerr-McGee Corp. | Statement: [Karen Silkwood, legalCase, Silkwood v. Kerr-McGee Corp.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Silkwood v. Kerr-McGee Corp.
Context triple: [Karen Silkwood, legalCase, Silkwood v. Kerr-McGee Corp.]
  • A. 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.
  • B. SEC v. Texas Gulf Sulphur Co.
    SEC v. Texas Gulf Sulphur Co. is a landmark U.S. securities law case that broadly defined insider trading liability and the disclosure obligations of publicly traded companies under federal law.
  • C. Calvert Cliffs Coordinating Committee v. U.S. Atomic Energy Commission
    Calvert Cliffs Coordinating Committee v. U.S. Atomic Energy Commission is a landmark 1971 federal court decision that gave strong judicial force to the National Environmental Policy Act by requiring agencies to rigorously consider environmental impacts in their decision-making.
  • D. Ledbetter v. Goodyear Tire & Rubber Co.
    Ledbetter v. Goodyear Tire & Rubber Co. is a landmark 2007 U.S. Supreme Court employment discrimination case on pay inequity and the statute of limitations for filing wage discrimination claims under Title VII.
  • E. Vermont Yankee Nuclear Power Corp. v. NRDC
    Vermont Yankee Nuclear Power Corp. v. NRDC is a 1978 U.S. Supreme Court case that limited courts’ ability to impose additional procedural requirements on federal agencies beyond those mandated by the Administrative Procedure Act and relevant statutes.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Silkwood v. Kerr-McGee Corp.
Triple: [Karen Silkwood, legalCase, Silkwood v. Kerr-McGee Corp.]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Silkwood v. Kerr-McGee Corp.
Target entity description: 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.
  • A. 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.
  • B. SEC v. Texas Gulf Sulphur Co.
    SEC v. Texas Gulf Sulphur Co. is a landmark U.S. securities law case that broadly defined insider trading liability and the disclosure obligations of publicly traded companies under federal law.
  • C. Calvert Cliffs Coordinating Committee v. U.S. Atomic Energy Commission
    Calvert Cliffs Coordinating Committee v. U.S. Atomic Energy Commission is a landmark 1971 federal court decision that gave strong judicial force to the National Environmental Policy Act by requiring agencies to rigorously consider environmental impacts in their decision-making.
  • D. Ledbetter v. Goodyear Tire & Rubber Co.
    Ledbetter v. Goodyear Tire & Rubber Co. is a landmark 2007 U.S. Supreme Court employment discrimination case on pay inequity and the statute of limitations for filing wage discrimination claims under Title VII.
  • E. Vermont Yankee Nuclear Power Corp. v. NRDC
    Vermont Yankee Nuclear Power Corp. v. NRDC is a 1978 U.S. Supreme Court case that limited courts’ ability to impose additional procedural requirements on federal agencies beyond those mandated by the Administrative Procedure Act and relevant statutes.
  • F. None of above. chosen

Provenance (5 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_69ca842f7e3481908bf5bcf52e032dbd completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd511150008190be04142e477e8bf1 completed April 1, 2026, 5:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1010ffcd4819088edafbdb43c2c00 completed April 4, 2026, 12:16 p.m.
NEDg Description generation batch_69d102cdd0688190aa024c295c58a04b completed April 4, 2026, 12:23 p.m.
NED2 Entity disambiguation (via description) batch_69d1035f47b0819085e5a67978344ba2 completed April 4, 2026, 12:26 p.m.
Created at: March 30, 2026, 7:45 p.m.