Triple

T7566769
Position Surface form Disambiguated ID Type / Status
Subject Battle of Shepherdstown E178932 entity
Predicate strategicSignificance P428 FINISHED
Object covered Confederate retreat from Maryland after the Battle of Antietam LITERAL FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's LITERAL 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: covered Confederate retreat from Maryland after the Battle of Antietam | Statement: [Battle of Shepherdstown, strategicSignificance, covered Confederate retreat from Maryland after the Battle of Antietam]

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69c69f2f80288190b95cceb4da92ab2b elicitation completed
NER batch_69c6f91c717881909c88901cc3b101c7 ner completed
Created at: March 27, 2026, 3:50 p.m.