Triple

T11316864
Position Surface form Disambiguated ID Type / Status
Subject Arecibo, Puerto Rico E267989 entity
Predicate hasLandmark P105 FINISHED
Object Arecibo radio telescope E54484 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Arecibo radio telescope | Statement: [Arecibo, Puerto Rico, hasLandmark, Arecibo radio telescope]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Arecibo radio telescope
Context triple: [Arecibo, Puerto Rico, hasLandmark, Arecibo radio telescope]
  • A. Arecibo Observatory chosen
    Arecibo Observatory was a world-famous radio telescope facility in Puerto Rico known for its pioneering work in radio astronomy, atmospheric science, and the search for extraterrestrial intelligence.
  • B. 140-foot Green Bank Telescope
    The 140-foot Green Bank Telescope was a large, early-generation radio telescope at the Green Bank Observatory in West Virginia that played a significant role in radio astronomy research before being superseded by the Robert C. Byrd Green Bank Telescope.
  • C. 85-foot Howard E. Tatel Radio Telescope
    The 85-foot Howard E. Tatel Radio Telescope is a historic radio telescope at the National Radio Astronomy Observatory in Green Bank, West Virginia, notable for its role in early SETI research.
  • D. 20 Meter Telescope
    The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
  • E. Very Large Array (VLA) Radio Telescope
    The Very Large Array (VLA) Radio Telescope is a world-renowned radio astronomy observatory in New Mexico, consisting of 27 large dish antennas arranged in a Y-shaped configuration to study distant cosmic phenomena.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d6aaca5c24819083db46a30d86cb34 elicitation completed
NER batch_69d7e9c3cf748190987838029d9f7fff ner completed
NED1 batch_69e542f294988190bb456326e4184dcb ned_source_triple completed
Created at: April 8, 2026, 9:32 p.m.