Triple

T6353454
Position Surface form Disambiguated ID Type / Status
Subject Hanako, Princess Hitachi E142932 entity
Predicate spouse P13 FINISHED
Object Masahito, Prince Hitachi
Masahito, Prince Hitachi is a member of the Japanese imperial family and younger brother of Emperor Emeritus Akihito, known for his patronage of medical research and cultural activities.
E595196 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: Masahito, Prince Hitachi | Statement: [Hanako, Princess Hitachi, spouse, Masahito, Prince Hitachi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Masahito, Prince Hitachi
Context triple: [Hanako, Princess Hitachi, spouse, Masahito, Prince Hitachi]
  • A. Prince Morihiro Higashikuni
    Prince Morihiro Higashikuni was a Japanese imperial family member and army officer who married Princess Shigeko, the eldest daughter of Emperor Shōwa (Hirohito).
  • B. Prince Yasuhiro Higashikuni
    Prince Yasuhiro Higashikuni was a Japanese imperial prince and member of the Higashikuni-no-miya branch of the Imperial Family, known for his aristocratic lineage and role within Japan’s pre- and post-war nobility.
  • C. Prince Teruhiko Higashikuni
    Prince Teruhiko Higashikuni was a Japanese imperial prince of the Higashikuni-no-miya house, a collateral branch of the Imperial Family.
  • D. Prince Nobuhiko Higashikuni
    Prince Nobuhiko Higashikuni was a Japanese imperial prince and member of the Higashikuni-no-miya collateral branch of the Imperial Family, notable for his aristocratic lineage and connections within Japan’s prewar nobility.
  • E. Prince Masahito
    Prince Masahito was a Japanese imperial prince of the Shōwa era, known primarily as the only son of Emperor Shōwa and Empress Kōjun who died in infancy.
  • 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: Masahito, Prince Hitachi
Triple: [Hanako, Princess Hitachi, spouse, Masahito, Prince Hitachi]
Generated description
Masahito, Prince Hitachi is a member of the Japanese imperial family and younger brother of Emperor Emeritus Akihito, known for his patronage of medical research and cultural activities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Masahito, Prince Hitachi
Target entity description: Masahito, Prince Hitachi is a member of the Japanese imperial family and younger brother of Emperor Emeritus Akihito, known for his patronage of medical research and cultural activities.
  • A. Prince Morihiro Higashikuni
    Prince Morihiro Higashikuni was a Japanese imperial family member and army officer who married Princess Shigeko, the eldest daughter of Emperor Shōwa (Hirohito).
  • B. Prince Yasuhiro Higashikuni
    Prince Yasuhiro Higashikuni was a Japanese imperial prince and member of the Higashikuni-no-miya branch of the Imperial Family, known for his aristocratic lineage and role within Japan’s pre- and post-war nobility.
  • C. Prince Teruhiko Higashikuni
    Prince Teruhiko Higashikuni was a Japanese imperial prince of the Higashikuni-no-miya house, a collateral branch of the Imperial Family.
  • D. Prince Nobuhiko Higashikuni
    Prince Nobuhiko Higashikuni was a Japanese imperial prince and member of the Higashikuni-no-miya collateral branch of the Imperial Family, notable for his aristocratic lineage and connections within Japan’s prewar nobility.
  • E. Prince Masahito
    Prince Masahito was a Japanese imperial prince of the Shōwa era, known primarily as the only son of Emperor Shōwa and Empress Kōjun who died in infancy.
  • 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_69c008d6dcbc8190aa1c2f1fd8916b42 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c067dec4a88190992d57a0cc7782ad completed March 22, 2026, 10:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69c64bab02948190bc64bb0b96a55602 completed March 27, 2026, 9:19 a.m.
NEDg Description generation batch_69c64f8113c881909d1c85d70d884f5d completed March 27, 2026, 9:36 a.m.
NED2 Entity disambiguation (via description) batch_69c6505595cc8190b557ec31f070377f completed March 27, 2026, 9:39 a.m.
Created at: March 22, 2026, 4:31 p.m.