Triple

T7459271
Position Surface form Disambiguated ID Type / Status
Subject NAOJ E176202 entity
Predicate operates P24 FINISHED
Object Mizusawa VLBI Observatory
Mizusawa VLBI Observatory is a Japanese radio astronomy facility specializing in very long baseline interferometry (VLBI) observations to study celestial objects and Earth's geodynamics.
E674292 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: Mizusawa VLBI Observatory | Statement: [NAOJ, operates, Mizusawa VLBI Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mizusawa VLBI Observatory
Context triple: [NAOJ, operates, Mizusawa VLBI Observatory]
  • A. Nobeyama Radio Observatory
    Nobeyama Radio Observatory is a major Japanese radio astronomy facility in Nagano Prefecture known for its millimeter and submillimeter wavelength observations of the universe.
  • B. Tokyo Astronomical Observatory
    Tokyo Astronomical Observatory was a major Japanese astronomical research institution that served as the forerunner to the modern National Astronomical Observatory of Japan.
  • C. East Asian Observatory
    The East Asian Observatory is an international astronomical research organization established by East Asian partners to operate and develop major observatory facilities, particularly in submillimeter and radio astronomy.
  • D. Subaru Telescope
    The Subaru Telescope is an 8.2-meter optical-infrared reflecting telescope operated by Japan’s National Astronomical Observatory, renowned for wide-field deep-sky observations.
  • E. NAOJ
    NAOJ (National Astronomical Observatory of Japan) is Japan’s leading national research institute for astronomy, operating major observatories and contributing to international projects in ground-based and space-based astronomy.
  • 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: Mizusawa VLBI Observatory
Triple: [NAOJ, operates, Mizusawa VLBI Observatory]
Generated description
Mizusawa VLBI Observatory is a Japanese radio astronomy facility specializing in very long baseline interferometry (VLBI) observations to study celestial objects and Earth's geodynamics.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mizusawa VLBI Observatory
Target entity description: Mizusawa VLBI Observatory is a Japanese radio astronomy facility specializing in very long baseline interferometry (VLBI) observations to study celestial objects and Earth's geodynamics.
  • A. Nobeyama Radio Observatory
    Nobeyama Radio Observatory is a major Japanese radio astronomy facility in Nagano Prefecture known for its millimeter and submillimeter wavelength observations of the universe.
  • B. Tokyo Astronomical Observatory
    Tokyo Astronomical Observatory was a major Japanese astronomical research institution that served as the forerunner to the modern National Astronomical Observatory of Japan.
  • C. East Asian Observatory
    The East Asian Observatory is an international astronomical research organization established by East Asian partners to operate and develop major observatory facilities, particularly in submillimeter and radio astronomy.
  • D. Subaru Telescope
    The Subaru Telescope is an 8.2-meter optical-infrared reflecting telescope operated by Japan’s National Astronomical Observatory, renowned for wide-field deep-sky observations.
  • E. NAOJ
    NAOJ (National Astronomical Observatory of Japan) is Japan’s leading national research institute for astronomy, operating major observatories and contributing to international projects in ground-based and space-based astronomy.
  • 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_69c69f21632481908bf83f6c6da897e3 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f3d332d08190a05c92a00ed09ac6 completed March 27, 2026, 9:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69c861396b608190985ecef2d0886994 completed March 28, 2026, 11:16 p.m.
NEDg Description generation batch_69c861c305c08190a09589d840aba410 completed March 28, 2026, 11:18 p.m.
NED2 Entity disambiguation (via description) batch_69c8627e9a6c8190baf4e8bb113845f1 completed March 28, 2026, 11:21 p.m.
Created at: March 27, 2026, 3:37 p.m.