Triple

T13979571
Position Surface form Disambiguated ID Type / Status
Subject Battle of Con Thien E336271 entity
Predicate relatedTo P37 FINISHED
Object Khe Sanh campaign E28777 NE FINISHED

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: Khe Sanh campaign | Statement: [Battle of Con Thien, relatedTo, Khe Sanh campaign]

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: Khe Sanh campaign
Context triple: [Battle of Con Thien, relatedTo, Khe Sanh campaign]
  • A. Battle of Khe Sanh chosen
    The Battle of Khe Sanh was a major and protracted siege in early 1968 in which U.S. Marines and South Vietnamese forces defended a remote base against a large-scale North Vietnamese assault, becoming one of the most famous and controversial engagements of the Vietnam War.
  • B. Battle of Phuoc Long
    The Battle of Phuoc Long was a pivotal 1974–1975 engagement in the Vietnam War in which North Vietnamese forces captured Phuoc Long Province, revealing the weakness of South Vietnamese defenses and foreshadowing the final offensive against Saigon.
  • C. Battle of Con Thien
    The Battle of Con Thien was a protracted and intense 1967 Vietnam War engagement near the Demilitarized Zone, marked by heavy artillery duels, siege-like conditions, and significant U.S. Marine and North Vietnamese casualties.
  • D. Khe Sanh
    Khe Sanh is a town in Quảng Trị Province, Vietnam, best known as the site of a major and prolonged siege during the Vietnam War.
  • E. Battle of Pleiku
    The Battle of Pleiku was a 1965 Viet Cong attack on a U.S. base in Vietnam’s Central Highlands that prompted major American escalation and the sustained bombing campaign known as Operation Rolling Thunder.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d81c639e808190a0e4b4f3d31c6a59 elicitation completed
NER batch_69de2e9fc7248190a9f26e253286ac3c ner completed
NED1 batch_69fba1e3cafc8190a1806a29b2e46ae9 ned_source_triple completed
Created at: April 9, 2026, 10:18 p.m.