Triple

T14377363
Position Surface form Disambiguated ID Type / Status
Subject Lake Siljan E356508 entity
Predicate locatedOn P40 FINISHED
Object Siljan impact structure
The Siljan impact structure is a large, ancient meteorite crater in central Sweden, notable for its ring-shaped lake system and geological significance.
E1095954 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: Siljan impact structure | Statement: [Lake Siljan, locatedOn, Siljan impact structure]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Siljan impact structure
Context triple: [Lake Siljan, locatedOn, Siljan impact structure]
  • A. 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.
  • B. 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.
  • C. Haughton impact crater
    Haughton impact crater is a well-preserved meteorite impact structure on Canada’s Devon Island that serves as a key Mars-analog site for scientific research and astronaut training.
  • D. Sommerfeld crater
    Sommerfeld crater is a large, heavily eroded impact crater located on the far side of the Moon, notable for its worn rim and relatively flat, cratered floor.
  • E. Steinheim meteorite crater
    The Steinheim meteorite crater is a well-preserved impact structure in southern Germany, formed by a meteorite collision during the Miocene and now a notable geological and tourist site.
  • 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: Siljan impact structure
Triple: [Lake Siljan, locatedOn, Siljan impact structure]
Generated description
The Siljan impact structure is a large, ancient meteorite crater in central Sweden, notable for its ring-shaped lake system and geological significance.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Siljan impact structure
Target entity description: The Siljan impact structure is a large, ancient meteorite crater in central Sweden, notable for its ring-shaped lake system and geological significance.
  • A. 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.
  • B. 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.
  • C. Haughton impact crater
    Haughton impact crater is a well-preserved meteorite impact structure on Canada’s Devon Island that serves as a key Mars-analog site for scientific research and astronaut training.
  • D. Sommerfeld crater
    Sommerfeld crater is a large, heavily eroded impact crater located on the far side of the Moon, notable for its worn rim and relatively flat, cratered floor.
  • E. Steinheim meteorite crater
    The Steinheim meteorite crater is a well-preserved impact structure in southern Germany, formed by a meteorite collision during the Miocene and now a notable geological and tourist site.
  • 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_69d8279163a081908aec45c0e3f1e02f completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de900949fc81909be0da1734c46645 completed April 14, 2026, 7:05 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd4c5728fc819089ef3c7c34b10101 completed May 8, 2026, 2:37 a.m.
NEDg Description generation batch_69fd4e4bae188190a8d1c5b833d58cd8 completed May 8, 2026, 2:45 a.m.
NED2 Entity disambiguation (via description) batch_69fd4f5782b4819081d32dbef032ac61 completed May 8, 2026, 2:49 a.m.
Created at: April 10, 2026, 1:16 a.m.