Triple

T20256506
Position Surface form Disambiguated ID Type / Status
Subject High Water Mark of the Rebellion Monument E498714 entity
Predicate associatedEvent P149 FINISHED
Object Pickett–Pettigrew–Trimble Charge — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Pickett–Pettigrew–Trimble Charge | Statement: [High Water Mark of the Rebellion Monument, associatedEvent, Pickett–Pettigrew–Trimble Charge]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pickett–Pettigrew–Trimble Charge
Context triple: [High Water Mark of the Rebellion Monument, associatedEvent, Pickett–Pettigrew–Trimble Charge]
  • A. Pickett’s Charge chosen
    Pickett’s Charge was a massive, ill-fated Confederate infantry assault on the third day of the Battle of Gettysburg that marked a turning point against the Confederacy in the American Civil War.
  • B. Battle of the Crater
    The Battle of the Crater was a notable and disastrous 1864 Union assault during the American Civil War, in which an underground mine explosion before Petersburg, Virginia, led to heavy Union casualties and a failed breakthrough.
  • C. Battle of Cold Harbor
    The Battle of Cold Harbor was a major and notoriously bloody 1864 Civil War engagement near Richmond, Virginia, in which Confederate forces under Robert E. Lee repelled repeated Union assaults during Ulysses S. Grant’s Overland Campaign.
  • D. Battle of Fort Stedman
    The Battle of Fort Stedman was a late-March 1865 Confederate breakout attempt against Union lines near Petersburg, Virginia, whose failure hastened the collapse of Robert E. Lee’s army and the end of the American Civil War.
  • E. Battle of Five Forks
    The Battle of Five Forks was a decisive American Civil War engagement in April 1865 in Virginia, where Union forces broke Confederate lines, leading directly to the fall of Petersburg and Richmond and the surrender at Appomattox.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69da6275fa6c8190952924930adee150 elicitation completed
NER batch_69e674c6693081908ff8bec12f212f7b ner completed
Created at: April 11, 2026, 11:41 p.m.