Triple

T7132704
Position Surface form Disambiguated ID Type / Status
Subject Cerro Las Campanas E166228 entity
Predicate near P350 FINISHED
Object Cerro Las Campanas Observatory facilities E55 NE FINISHED

How this triple was built (2 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: Cerro Las Campanas Observatory facilities | Statement: [Cerro Las Campanas, near, Cerro Las Campanas Observatory facilities]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cerro Las Campanas Observatory facilities
Context triple: [Cerro Las Campanas, near, Cerro Las Campanas Observatory facilities]
  • A. 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.
  • B. Cerro Tololo Inter-American Observatory
    Cerro Tololo Inter-American Observatory is a major astronomical observatory complex in northern Chile that hosts multiple world-class telescopes used for cutting-edge research on the universe.
  • C. Las Campanas Observatory chosen
    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.
  • D. CTIO
    CTIO is a major astronomical observatory complex in Chile known for its optical and infrared telescopes used in cutting-edge research on the southern sky.
  • E. Sierra Nevada Observatory
    Sierra Nevada Observatory is a high-altitude astronomical observatory in the Sierra Nevada mountains of Spain, equipped with modern telescopes for professional research in areas such as stellar and planetary astrophysics.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c68884a9388190af42f90d1c1a7151 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e6703ad88190a498665500fee5a1 completed March 27, 2026, 8:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7a341ede88190b43f26f1dad7bf70 completed March 28, 2026, 9:45 a.m.
Created at: March 27, 2026, 2:45 p.m.