Triple

T38836
Position Surface form Disambiguated ID Type / Status
Subject Baade Telescope E768 entity
Predicate partOf P40 FINISHED
Object Las Campanas Observatory telescope array 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: Las Campanas Observatory telescope array | Statement: [Baade Telescope, partOf, Las Campanas Observatory telescope array]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Las Campanas Observatory telescope array
Context triple: [Baade Telescope, partOf, Las Campanas Observatory telescope array]
  • A. du Pont Telescope
    The du Pont Telescope is a 2.5-meter optical telescope at Chile’s Las Campanas Observatory used for a wide range of astronomical imaging and spectroscopic research.
  • B. 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.
  • C. 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.
  • D. Gemini South Observatory
    Gemini South Observatory is a major 8.1-meter optical and infrared telescope facility located on Cerro Pachón in Chile, forming the southern half of the international Gemini Observatory.
  • E. Giant Magellan Telescope
    The Giant Magellan Telescope is a next-generation, extremely large ground-based optical and infrared telescope designed to achieve unprecedented resolution for astronomical observations.
  • 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_69a247a8f6c08190bac804906d62ed5a completed Feb. 28, 2026, 1:40 a.m.
NER Named-entity recognition batch_69a24acd14b48190b80d4329621583df completed Feb. 28, 2026, 1:54 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2bf62f0f481909e1efb2f3b903694 completed Feb. 28, 2026, 10:11 a.m.
Created at: Feb. 28, 2026, 1:46 a.m.