Triple

T4943083
Position Surface form Disambiguated ID Type / Status
Subject Clyde Tombaugh E110982 entity
Predicate hasLunarCraterNamedAfter P11961 FINISHED
Object Tombaugh (lunar crater)
Tombaugh (lunar crater) is an impact crater on the Moon named in honor of American astronomer Clyde Tombaugh, the discoverer of Pluto.
 E481622 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: Tombaugh (lunar crater) | Statement: [Clyde Tombaugh, hasLunarCraterNamedAfter, Tombaugh (lunar crater)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tombaugh (lunar crater)
Context triple: [Clyde Tombaugh, hasLunarCraterNamedAfter, Tombaugh (lunar crater)]
  • A. Baade lunar crater
    Baade lunar crater is a large impact feature on the Moon’s far side named in honor of German astronomer Walter Baade.
  • B. Levi-Civita crater
    Levi-Civita crater is a large, heavily eroded impact crater on the Moon’s far side, named after Italian mathematician Tullio Levi-Civita.
  • C. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • D. Ernst Mach crater
    Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
  • E. Russell lunar crater
    Russell is a large, heavily eroded lunar impact crater located near the western limb of the Moon.
  • 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: Tombaugh (lunar crater)
Triple: [Clyde Tombaugh, hasLunarCraterNamedAfter, Tombaugh (lunar crater)]
Generated description
Tombaugh (lunar crater) is an impact crater on the Moon named in honor of American astronomer Clyde Tombaugh, the discoverer of Pluto.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tombaugh (lunar crater)
Target entity description: Tombaugh (lunar crater) is an impact crater on the Moon named in honor of American astronomer Clyde Tombaugh, the discoverer of Pluto.
  • A. Baade lunar crater
    Baade lunar crater is a large impact feature on the Moon’s far side named in honor of German astronomer Walter Baade.
  • B. Levi-Civita crater
    Levi-Civita crater is a large, heavily eroded impact crater on the Moon’s far side, named after Italian mathematician Tullio Levi-Civita.
  • C. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • D. Ernst Mach crater
    Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
  • E. Russell lunar crater
    Russell is a large, heavily eroded lunar impact crater located near the western limb of the Moon.
  • 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_69bd441721cc819085c7e33fe0876818 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd70a7650c8190b046b65072fd8eae completed March 20, 2026, 4:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77c421288190bcc2d9bfdfff7198 completed March 21, 2026, 10:49 a.m.
NEDg Description generation batch_69be79127e80819088a97e674991fc8b completed March 21, 2026, 10:55 a.m.
NED2 Entity disambiguation (via description) batch_69be7990fd048190b3d1acaa6e3bce90 completed March 21, 2026, 10:57 a.m.
Created at: March 20, 2026, 1:31 p.m.