Triple

T992607
Position Surface form Disambiguated ID Type / Status
Subject Ceres E21423 entity
Predicate discoverySite P1205 FINISHED
Object Palermo Astronomical Observatory
The Palermo Astronomical Observatory is a historic Italian observatory in Sicily renowned for early 19th-century discoveries, including the dwarf planet Ceres.
 E118465 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: Palermo Astronomical Observatory | Statement: [Ceres, discoverySite, Palermo Astronomical Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Palermo Astronomical Observatory
Context triple: [Ceres, discoverySite, Palermo Astronomical Observatory]
  • A. Las Campanas Observatory
    Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
  • B. Mamalluca Observatory
    Mamalluca Observatory is a popular public astronomical observatory in Chile’s Elqui Valley, renowned for its exceptionally clear skies and stargazing tourism.
  • C. Arcetri
    Arcetri is a district in Florence, Italy, historically notable as the place where Galileo Galilei spent his final years under house arrest and died.
  • D. La Silla Observatory
    La Silla Observatory is a major European Southern Observatory (ESO) facility in Chile known for its high-altitude optical telescopes that have contributed significantly to exoplanet and stellar research.
  • E. Paranal Observatory
    Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
  • 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: Palermo Astronomical Observatory
Triple: [Ceres, discoverySite, Palermo Astronomical Observatory]
Generated description
The Palermo Astronomical Observatory is a historic Italian observatory in Sicily renowned for early 19th-century discoveries, including the dwarf planet Ceres.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Palermo Astronomical Observatory
Target entity description: The Palermo Astronomical Observatory is a historic Italian observatory in Sicily renowned for early 19th-century discoveries, including the dwarf planet Ceres.
  • A. Las Campanas Observatory
    Las Campanas Observatory is a major astronomical observatory in Chile renowned for its high-quality observing conditions and its role in cutting-edge optical and infrared astronomy.
  • B. Mamalluca Observatory
    Mamalluca Observatory is a popular public astronomical observatory in Chile’s Elqui Valley, renowned for its exceptionally clear skies and stargazing tourism.
  • C. Arcetri
    Arcetri is a district in Florence, Italy, historically notable as the place where Galileo Galilei spent his final years under house arrest and died.
  • D. La Silla Observatory
    La Silla Observatory is a major European Southern Observatory (ESO) facility in Chile known for its high-altitude optical telescopes that have contributed significantly to exoplanet and stellar research.
  • E. Paranal Observatory
    Paranal Observatory is a major astronomical research facility in Chile’s Atacama Desert that hosts the European Southern Observatory’s Very Large Telescope array.
  • 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_69a493c476b48190b41fc5e793171cc6 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b4c3f7b48190a31308bdc09817c6 completed March 1, 2026, 9:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac2a1684ac8190952d7143fe9a5e7f completed March 7, 2026, 1:37 p.m.
NEDg Description generation batch_69ac2b040ce8819092661f4e58a6a222 completed March 7, 2026, 1:41 p.m.
NED2 Entity disambiguation (via description) batch_69ac2b5805288190a986e72f7aa24764 completed March 7, 2026, 1:42 p.m.
Created at: March 1, 2026, 7:41 p.m.