Triple

T420760
Position Surface form Disambiguated ID Type / Status
Subject Battle of Tarawa E8095 entity
Predicate notableUnit P304 FINISHED
Object 2nd Marine Tank Battalion
The 2nd Marine Tank Battalion is a United States Marine Corps armored unit historically recognized for its pivotal role in World War II Pacific amphibious assaults and subsequent combat operations.
 E57337 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: 2nd Marine Tank Battalion | Statement: [Battle of Tarawa, notableUnit, 2nd Marine Tank Battalion]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 2nd Marine Tank Battalion
Context triple: [Battle of Tarawa, notableUnit, 2nd Marine Tank Battalion]
  • A. 11th Marine Regiment
    The 11th Marine Regiment is a United States Marine Corps artillery regiment that provides fire support to the 1st Marine Division.
  • B. 1st Tank Battalion
    The 1st Tank Battalion is a United States Marine Corps armored unit historically equipped with main battle tanks and known for its combat service in major conflicts such as World War II, Korea, and Vietnam.
  • C. 7th Marine Regiment
    The 7th Marine Regiment is a storied infantry regiment of the United States Marine Corps known for its combat service in major conflicts including World War II, Korea, Vietnam, and the Global War on Terror.
  • D. 5th Marine Regiment
    The 5th Marine Regiment is one of the most decorated infantry regiments in the United States Marine Corps, renowned for its combat service in major conflicts from World War I through the present.
  • E. 1st Marine Regiment
    The 1st Marine Regiment is a historic infantry regiment of the United States Marine Corps renowned for its combat service in major conflicts from World War II to the present.
  • 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: 2nd Marine Tank Battalion
Triple: [Battle of Tarawa, notableUnit, 2nd Marine Tank Battalion]
Generated description
The 2nd Marine Tank Battalion is a United States Marine Corps armored unit historically recognized for its pivotal role in World War II Pacific amphibious assaults and subsequent combat operations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: 2nd Marine Tank Battalion
Target entity description: The 2nd Marine Tank Battalion is a United States Marine Corps armored unit historically recognized for its pivotal role in World War II Pacific amphibious assaults and subsequent combat operations.
  • A. 11th Marine Regiment
    The 11th Marine Regiment is a United States Marine Corps artillery regiment that provides fire support to the 1st Marine Division.
  • B. 1st Tank Battalion
    The 1st Tank Battalion is a United States Marine Corps armored unit historically equipped with main battle tanks and known for its combat service in major conflicts such as World War II, Korea, and Vietnam.
  • C. 7th Marine Regiment
    The 7th Marine Regiment is a storied infantry regiment of the United States Marine Corps known for its combat service in major conflicts including World War II, Korea, Vietnam, and the Global War on Terror.
  • D. 5th Marine Regiment
    The 5th Marine Regiment is one of the most decorated infantry regiments in the United States Marine Corps, renowned for its combat service in major conflicts from World War I through the present.
  • E. 1st Marine Regiment
    The 1st Marine Regiment is a historic infantry regiment of the United States Marine Corps renowned for its combat service in major conflicts from World War II to the present.
  • 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eebf65cc81908196fee4f09d5889 completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a44cb7001881908b91a1a1ab32ce41 completed March 1, 2026, 2:27 p.m.
NEDg Description generation batch_69a44d71f7bc8190acf5c1aeb9f915d1 completed March 1, 2026, 2:30 p.m.
NED2 Entity disambiguation (via description) batch_69a44dcf7364819092bd656b0da97d03 completed March 1, 2026, 2:31 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.