Triple

T233570

Position	Surface form	Disambiguated ID	Type / Status
Subject	Nanjing Massacre	`E4459`	entity
Predicate	commanderOfPerpetrators	`P10181`	FINISHED
Object	Iwane Matsui	`E23407`	NE FINISHED

How this triple was built (3 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: Iwane Matsui | Statement: [Nanjing Massacre, commanderOfPerpetrators, Iwane Matsui]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Iwane Matsui
Context triple: [Nanjing Massacre, commanderOfPerpetrators, Iwane Matsui]

A. Iwane Matsui chosen
Iwane Matsui was a Japanese general of the Imperial Japanese Army, best known for leading forces in the Second Sino-Japanese War and being held responsible for atrocities such as the Nanjing Massacre.
B. Rikichi Tsukada
Rikichi Tsukada was a lieutenant general in the Imperial Japanese Army who led Japanese forces during World War II, including in the later stages of the Pacific War.
C. Kakuei Tanaka
Kakuei Tanaka was a powerful and controversial Japanese prime minister and political kingmaker who dominated postwar politics through his influence within the Liberal Democratic Party.
D. Hasegawa Yoshimichi
Hasegawa Yoshimichi was a Japanese colonial administrator who served in a prominent governmental role in Taiwan during the period of Japanese rule.
E. Jirō Minami
Jirō Minami was a Japanese general and colonial administrator who served as Governor-General of Korea during the later period of Japanese rule.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: commanderOfPerpetrators
Context triple: [Nanjing Massacre, commanderOfPerpetrators, Iwane Matsui]

A. commander
Indicates that one entity holds authoritative military or organizational control over another entity or group.
B. perpetratedBy
Indicates that an action, event, or wrongdoing was carried out or caused by a particular agent or entity.
C. commanderJapan
Indicates that an entity serves as the military commander of Japan or of Japanese forces.
D. notableCommanderAxis
Indicates that the subject entity had a notable military commander role or position on the Axis side in a conflict or war.
E. opposingCommander
Indicates that one entity serves as the commanding officer of a force that is in opposition or conflict with the force commanded by another entity.
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_69a257363ffc81909757bde7ab3404da`	completed	Feb. 28, 2026, 2:47 a.m.
NER	Named-entity recognition	`batch_69a25f14f72081908182e76300b59358`	completed	Feb. 28, 2026, 3:20 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a3a5ce64ac8190a8f889fbede9963e`	completed	March 1, 2026, 2:34 a.m.
PD	Predicate disambiguation	`batch_69a25b5c8c888190b5544e687736b373`	completed	Feb. 28, 2026, 3:05 a.m.
PDg	Predicate description generation	`batch_69a25f1450f08190872bcf58a32d506b`	completed	Feb. 28, 2026, 3:20 a.m.

Created at: Feb. 28, 2026, 2:53 a.m.