Triple

T11077872
Position Surface form Disambiguated ID Type / Status
Subject Fra Mauro formation E261913 entity
Predicate associatedWith P37 FINISHED
Object Imbrium impact event
The Imbrium impact event was a colossal asteroid collision early in the Moon’s history that created the Mare Imbrium basin and extensively reshaped the lunar surface.
E591458 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: Imbrium impact event | Statement: [Fra Mauro formation, associatedWith, Imbrium impact event]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Imbrium impact event
Context triple: [Fra Mauro formation, associatedWith, Imbrium impact event]
  • A. Imbrium Basin ejecta zone
    The Imbrium Basin ejecta zone is the extensive region on the Moon blanketed by material blasted out during the formation of the large Imbrium impact basin, shaping much of the surrounding lunar surface geology.
  • B. Late Heavy Bombardment era
    The Late Heavy Bombardment era was a hypothesized period about 4.1–3.8 billion years ago during which the inner Solar System, including bodies like the Moon and Mercury, experienced an intense spike in asteroid and comet impacts that heavily cratered their surfaces.
  • C. Chicxulub impact crater
    The Chicxulub impact crater is a massive buried structure in Mexico’s Yucatán Peninsula formed by an asteroid impact widely linked to the mass extinction event that wiped out the non-avian dinosaurs.
  • D. Asgard impact structure
    The Asgard impact structure is a vast, multi-ringed impact basin on Jupiter’s moon Callisto, notable as one of the largest and most prominent ancient craters in the outer Solar System.
  • E. Valhalla impact structure
    Valhalla impact structure is a vast, multi-ringed impact basin on Jupiter’s moon Callisto and one of the largest and most prominent impact features in the Solar System.
  • 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: Imbrium impact event
Triple: [Fra Mauro formation, associatedWith, Imbrium impact event]
Generated description
The Imbrium impact event was a colossal asteroid collision early in the Moon’s history that created the Mare Imbrium basin and extensively reshaped the lunar surface.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Imbrium impact event
Target entity description: The Imbrium impact event was a colossal asteroid collision early in the Moon’s history that created the Mare Imbrium basin and extensively reshaped the lunar surface.
  • A. Imbrium Basin ejecta zone chosen
    The Imbrium Basin ejecta zone is the extensive region on the Moon blanketed by material blasted out during the formation of the large Imbrium impact basin, shaping much of the surrounding lunar surface geology.
  • B. Late Heavy Bombardment era
    The Late Heavy Bombardment era was a hypothesized period about 4.1–3.8 billion years ago during which the inner Solar System, including bodies like the Moon and Mercury, experienced an intense spike in asteroid and comet impacts that heavily cratered their surfaces.
  • C. Chicxulub impact crater
    The Chicxulub impact crater is a massive buried structure in Mexico’s Yucatán Peninsula formed by an asteroid impact widely linked to the mass extinction event that wiped out the non-avian dinosaurs.
  • D. Asgard impact structure
    The Asgard impact structure is a vast, multi-ringed impact basin on Jupiter’s moon Callisto, notable as one of the largest and most prominent ancient craters in the outer Solar System.
  • E. Valhalla impact structure
    Valhalla impact structure is a vast, multi-ringed impact basin on Jupiter’s moon Callisto and one of the largest and most prominent impact features in the Solar System.
  • F. None of above.

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_69d6aa9983c08190b0ef61603b69feac completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d7999407288190a901d4a2427a2102 completed April 9, 2026, 12:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3c8d4f22881909fa3d094a19b0a14 completed April 18, 2026, 6:09 p.m.
NEDg Description generation batch_69e3cae07b648190b4c0d2514712d6bd completed April 18, 2026, 6:18 p.m.
NED2 Entity disambiguation (via description) batch_69e3cf21fd908190b28ce93ca104fd52 completed April 18, 2026, 6:36 p.m.
Created at: April 8, 2026, 9:27 p.m.