Triple

T2222706
Position Surface form Disambiguated ID Type / Status
Subject Mitsubishi Ki-21 E48176 entity
Predicate engineType P1585 FINISHED
Object Nakajima Ha-5 radial engine
The Nakajima Ha-5 was a Japanese air-cooled radial aircraft engine of the 1930s, used to power several early World War II Imperial Japanese Army bombers and transports.
 E246320 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: Nakajima Ha-5 radial engine | Statement: [Mitsubishi Ki-21, engineType, Nakajima Ha-5 radial engine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nakajima Ha-5 radial engine
Context triple: [Mitsubishi Ki-21, engineType, Nakajima Ha-5 radial engine]
  • A. Nakajima Ha-25 radial engine
    The Nakajima Ha-25 was a Japanese air-cooled radial aircraft engine widely used in World War II fighters, noted for its reliability and compact design.
  • B. Nakajima Ha-1b radial engine
    The Nakajima Ha-1b was a Japanese air-cooled radial aircraft engine used in pre–World War II and early-war fighters such as the Nakajima Ki-27.
  • C. Mitsubishi Ha-104 radial engine
    The Mitsubishi Ha-104 was a Japanese World War II-era twin-row, 18-cylinder air-cooled radial aircraft engine used to power several Imperial Japanese Army bombers and other combat aircraft.
  • D. Nakajima Sakae radial engine
    The Nakajima Sakae radial engine was a widely used Japanese air-cooled aircraft engine of World War II, best known for powering frontline Imperial Japanese Navy and Army fighters and bombers such as the Mitsubishi A6M Zero.
  • E. Mitsubishi Kinsei radial engine
    The Mitsubishi Kinsei was a Japanese air-cooled radial aircraft engine widely used in World War II combat aircraft.
  • 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: Nakajima Ha-5 radial engine
Triple: [Mitsubishi Ki-21, engineType, Nakajima Ha-5 radial engine]
Generated description
The Nakajima Ha-5 was a Japanese air-cooled radial aircraft engine of the 1930s, used to power several early World War II Imperial Japanese Army bombers and transports.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nakajima Ha-5 radial engine
Target entity description: The Nakajima Ha-5 was a Japanese air-cooled radial aircraft engine of the 1930s, used to power several early World War II Imperial Japanese Army bombers and transports.
  • A. Nakajima Ha-25 radial engine
    The Nakajima Ha-25 was a Japanese air-cooled radial aircraft engine widely used in World War II fighters, noted for its reliability and compact design.
  • B. Nakajima Ha-1b radial engine
    The Nakajima Ha-1b was a Japanese air-cooled radial aircraft engine used in pre–World War II and early-war fighters such as the Nakajima Ki-27.
  • C. Mitsubishi Ha-104 radial engine
    The Mitsubishi Ha-104 was a Japanese World War II-era twin-row, 18-cylinder air-cooled radial aircraft engine used to power several Imperial Japanese Army bombers and other combat aircraft.
  • D. Nakajima Sakae radial engine
    The Nakajima Sakae radial engine was a widely used Japanese air-cooled aircraft engine of World War II, best known for powering frontline Imperial Japanese Navy and Army fighters and bombers such as the Mitsubishi A6M Zero.
  • E. Mitsubishi Kinsei radial engine
    The Mitsubishi Kinsei was a Japanese air-cooled radial aircraft engine widely used in World War II combat aircraft.
  • 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_69a88aa1ee708190862c8c378c41e9eb completed March 4, 2026, 7:40 p.m.
NER Named-entity recognition batch_69abc03bfdd48190bfb96ec3e41c22dc completed March 7, 2026, 6:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae65605fa481908ac5b9d837600626 completed March 9, 2026, 6:14 a.m.
NEDg Description generation batch_69ae669aa29c81909770cd69d27c274c completed March 9, 2026, 6:20 a.m.
NED2 Entity disambiguation (via description) batch_69ae66fb7f1c8190b2bc306f06c423f1 completed March 9, 2026, 6:21 a.m.
Created at: March 4, 2026, 7:47 p.m.