Triple

T1109579
Position Surface form Disambiguated ID Type / Status
Subject Mary Jo Kopechne E25562 entity
Predicate participantIn P149 FINISHED
Object Chappaquiddick incident E388 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: Chappaquiddick incident | Statement: [Mary Jo Kopechne, participantIn, Chappaquiddick incident]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chappaquiddick incident
Context triple: [Mary Jo Kopechne, participantIn, Chappaquiddick incident]
  • A. Chappaquiddick incident chosen
    The Chappaquiddick incident was a 1969 car accident on Chappaquiddick Island involving Senator Edward M. Kennedy that resulted in the death of Mary Jo Kopechne and had lasting political repercussions for Kennedy's career.
  • B. Watertown, Massachusetts shootout
    The Watertown, Massachusetts shootout was the intense armed confrontation in April 2013 between law enforcement and the Boston Marathon bombing suspects that led to one suspect’s death and the manhunt’s dramatic conclusion.
  • C. McNamara brothers bombing case
    The McNamara brothers bombing case was a highly publicized early 20th-century American labor-related criminal trial involving union activists accused of a deadly bombing, in which Clarence Darrow served as a prominent defense attorney.
  • D. Rampart scandal
    The Rampart scandal was a major late-1990s corruption and misconduct controversy involving the Los Angeles Police Department’s Rampart Division anti-gang unit, exposing widespread abuses, evidence tampering, and wrongful convictions.
  • E. Watergate scandal
    The Watergate scandal was a major 1970s American political scandal involving the Nixon administration’s attempts to cover up a break-in at the Democratic National Committee headquarters, ultimately leading to President Richard Nixon’s resignation.
  • 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_69a49428d4448190b3b36991ceae87ce completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4ba045fd88190982e1c6278fb9ca3 completed March 1, 2026, 10:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac4c4f65888190b48c2d220e62a26b completed March 7, 2026, 4:03 p.m.
Created at: March 1, 2026, 7:43 p.m.