Triple

T5144
Position Surface form Disambiguated ID Type / Status
Subject Edward M. Kennedy E100 entity
Predicate notableEvent P259 FINISHED
Object Chappaquiddick incident
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.
E388 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: Chappaquiddick incident | Statement: [Edward M. Kennedy, notableEvent, Chappaquiddick incident]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chappaquiddick incident
Context triple: [Edward M. Kennedy, notableEvent, Chappaquiddick incident]
  • A. Salem witch trials
    The Salem witch trials were a series of infamous 1692–1693 prosecutions in colonial New England where mass hysteria and superstition led to the execution and imprisonment of people accused of witchcraft.
  • B. Boston Tea Party
    The Boston Tea Party was a 1773 colonial protest in which American colonists, opposing British taxation, boarded ships in Boston Harbor and dumped chests of tea into the water, helping spark the American Revolution.
  • C. All Hail to Massachusetts
    "All Hail to Massachusetts" is the official state song that celebrates the history, pride, and heritage of the Commonwealth of Massachusetts.
  • D. Berlin Airlift
    The Berlin Airlift was a massive 1948–1949 Allied operation that supplied West Berlin by air during the Soviet blockade, symbolizing early Cold War tensions and Western resolve.
  • E. attack on Pearl Harbor
    The attack on Pearl Harbor was the surprise Japanese military strike on the U.S. naval base in Hawaii on December 7, 1941, that led to the United States’ entry into World War II.
  • 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: Chappaquiddick incident
Triple: [Edward M. Kennedy, notableEvent, Chappaquiddick incident]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chappaquiddick incident
Target entity description: 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.
  • A. Salem witch trials
    The Salem witch trials were a series of infamous 1692–1693 prosecutions in colonial New England where mass hysteria and superstition led to the execution and imprisonment of people accused of witchcraft.
  • B. Boston Tea Party
    The Boston Tea Party was a 1773 colonial protest in which American colonists, opposing British taxation, boarded ships in Boston Harbor and dumped chests of tea into the water, helping spark the American Revolution.
  • C. All Hail to Massachusetts
    "All Hail to Massachusetts" is the official state song that celebrates the history, pride, and heritage of the Commonwealth of Massachusetts.
  • D. Berlin Airlift
    The Berlin Airlift was a massive 1948–1949 Allied operation that supplied West Berlin by air during the Soviet blockade, symbolizing early Cold War tensions and Western resolve.
  • E. attack on Pearl Harbor
    The attack on Pearl Harbor was the surprise Japanese military strike on the U.S. naval base in Hawaii on December 7, 1941, that led to the United States’ entry into World War II.
  • 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_69a238d6b47881909e68288aed2fd858 completed Feb. 28, 2026, 12:37 a.m.
NER Named-entity recognition batch_69a2399d5cf88190998f9b95c817a60f completed Feb. 28, 2026, 12:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69a23d871f1081909f1690b0fdf5afd0 completed Feb. 28, 2026, 12:57 a.m.
NEDg Description generation batch_69a23f93f3488190ba464dc9f36c837f completed Feb. 28, 2026, 1:06 a.m.
NED2 Entity disambiguation (via description) batch_69a23fff6a588190b64366758e5f1c4f completed Feb. 28, 2026, 1:08 a.m.
Created at: Feb. 28, 2026, 12:40 a.m.