Triple

T5721098
Position Surface form Disambiguated ID Type / Status
Subject spectroheliograph E126145 entity
Predicate firstUsedAt P66076 FINISHED
Object Kenwood Observatory
Kenwood Observatory was a pioneering late-19th-century astronomical facility in Chicago known for early solar research and instrumental innovation.
E541305 NE FINISHED

How this triple was built (5 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: Kenwood Observatory | Statement: [spectroheliograph, firstUsedAt, Kenwood Observatory]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kenwood Observatory
Context triple: [spectroheliograph, firstUsedAt, Kenwood Observatory]
  • A. Carter Observatory
    Carter Observatory is a public astronomy center and planetarium in Wellington, New Zealand, offering stargazing experiences, educational exhibits, and space science programs.
  • B. Clifton Observatory
    Clifton Observatory is a historic 18th-century former windmill in Bristol, England, now a popular viewpoint and visitor attraction overlooking the Clifton Suspension Bridge and Avon Gorge.
  • C. Kirkwood Observatory
    Kirkwood Observatory is an astronomical observatory at Indiana University in Bloomington, Indiana, known for its historic telescope and role in teaching and public outreach in astronomy.
  • D. Perkins Observatory
    Perkins Observatory is an astronomical observatory in Ohio known for its public stargazing programs and educational outreach in astronomy.
  • E. Crosby Observatory
    Crosby Observatory is a public astronomical observatory in Orlando, Florida, featuring telescopes and educational programs for viewing and learning about the night sky.
  • 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: Kenwood Observatory
Triple: [spectroheliograph, firstUsedAt, Kenwood Observatory]
Generated description
Kenwood Observatory was a pioneering late-19th-century astronomical facility in Chicago known for early solar research and instrumental innovation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kenwood Observatory
Target entity description: Kenwood Observatory was a pioneering late-19th-century astronomical facility in Chicago known for early solar research and instrumental innovation.
  • A. Carter Observatory
    Carter Observatory is a public astronomy center and planetarium in Wellington, New Zealand, offering stargazing experiences, educational exhibits, and space science programs.
  • B. Clifton Observatory
    Clifton Observatory is a historic 18th-century former windmill in Bristol, England, now a popular viewpoint and visitor attraction overlooking the Clifton Suspension Bridge and Avon Gorge.
  • C. Kirkwood Observatory
    Kirkwood Observatory is an astronomical observatory at Indiana University in Bloomington, Indiana, known for its historic telescope and role in teaching and public outreach in astronomy.
  • D. Perkins Observatory
    Perkins Observatory is an astronomical observatory in Ohio known for its public stargazing programs and educational outreach in astronomy.
  • E. Crosby Observatory
    Crosby Observatory is a public astronomical observatory in Orlando, Florida, featuring telescopes and educational programs for viewing and learning about the night sky.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: firstUsedAt
Context triple: [spectroheliograph, firstUsedAt, Kenwood Observatory]
  • A. firstUsedFor
    Indicates that one entity was the earliest or original thing for which another entity was used or applied.
  • B. firstUsedOn
    Indicates the date, time, or context in which something was initially applied, activated, or put into use on a particular object or entity.
  • C. firstProminentlyUsedAfter
    Indicates that one entity began to be widely or notably used only after the time or event associated with another entity.
  • D. firstUsedBy
    Indicates that something was initially utilized, applied, or employed by a particular entity before any others.
  • E. firstOpenedAt
    Indicates the date and time at which something was initially opened for the first time.
  • F. None of above. chosen

Provenance (7 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_69c0082e3d548190950169847b43043b completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c029014588819094a2a0f6f9b66bab completed March 22, 2026, 5:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69c05a80aefc8190b6ea35ab405ea502 completed March 22, 2026, 9:09 p.m.
NEDg Description generation batch_69c05c7663388190ab491144149532a4 completed March 22, 2026, 9:17 p.m.
NED2 Entity disambiguation (via description) batch_69c05d2ef9488190ac0111cb6a94b1d0 completed March 22, 2026, 9:20 p.m.
PD Predicate disambiguation batch_69c021c47f4c81909e6849c3be3e951c completed March 22, 2026, 5:07 p.m.
PDg Predicate description generation batch_69c028fec2bc819083f5dca6a8d9d435 completed March 22, 2026, 5:38 p.m.
Created at: March 22, 2026, 3:46 p.m.