Triple

T2681694
Position Surface form Disambiguated ID Type / Status
Subject Amadeus Basin E56586 entity
Predicate containsFormation P42214 FINISHED
Object Mereenie Sandstone
Mereenie Sandstone is a significant geological formation in central Australia known for its hydrocarbon-bearing reservoirs and extensive outcrops within the Amadeus Basin.
E289603 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: Mereenie Sandstone | Statement: [Amadeus Basin, containsFormation, Mereenie Sandstone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mereenie Sandstone
Context triple: [Amadeus Basin, containsFormation, Mereenie Sandstone]
  • A. Entrada Sandstone
    Entrada Sandstone is a Jurassic-age sedimentary rock formation in the U.S. Southwest, renowned for forming the dramatic natural arches and other erosional landforms seen in places like Arches National Park.
  • B. Heavitree Quartzite
    Heavitree Quartzite is a prominent Proterozoic quartzite rock formation in central Australia, notable for its extensive outcrops and role as a key stratigraphic unit in the region’s geological history.
  • C. Millstone Grit
    Millstone Grit is a coarse-grained Carboniferous sandstone formation in northern England, notably forming the rugged moorland landscapes of the Pennines.
  • D. Old Red Sandstone
    Old Red Sandstone is a thick sequence of Devonian-age sedimentary rocks, notable for its red coloration and widespread occurrence across parts of Scotland and other regions of the North Atlantic.
  • E. Tura limestone
    Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
  • 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: Mereenie Sandstone
Triple: [Amadeus Basin, containsFormation, Mereenie Sandstone]
Generated description
Mereenie Sandstone is a significant geological formation in central Australia known for its hydrocarbon-bearing reservoirs and extensive outcrops within the Amadeus Basin.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mereenie Sandstone
Target entity description: Mereenie Sandstone is a significant geological formation in central Australia known for its hydrocarbon-bearing reservoirs and extensive outcrops within the Amadeus Basin.
  • A. Entrada Sandstone
    Entrada Sandstone is a Jurassic-age sedimentary rock formation in the U.S. Southwest, renowned for forming the dramatic natural arches and other erosional landforms seen in places like Arches National Park.
  • B. Heavitree Quartzite
    Heavitree Quartzite is a prominent Proterozoic quartzite rock formation in central Australia, notable for its extensive outcrops and role as a key stratigraphic unit in the region’s geological history.
  • C. Millstone Grit
    Millstone Grit is a coarse-grained Carboniferous sandstone formation in northern England, notably forming the rugged moorland landscapes of the Pennines.
  • D. Old Red Sandstone
    Old Red Sandstone is a thick sequence of Devonian-age sedimentary rocks, notable for its red coloration and widespread occurrence across parts of Scotland and other regions of the North Atlantic.
  • E. Tura limestone
    Tura limestone is a fine white Egyptian limestone historically prized for its high quality and used as the outer casing stone for major monuments such as the Great Pyramid of Giza.
  • 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_69ab4a4b13fc81909dfdb3f23da46832 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abdd1e80dc819083e04e1427d187d0 completed March 7, 2026, 8:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69afaf57675c8190a0c4a5fb674c4df6 completed March 10, 2026, 5:42 a.m.
NEDg Description generation batch_69afb09bbe088190987b0378baa87665 completed March 10, 2026, 5:48 a.m.
NED2 Entity disambiguation (via description) batch_69afb0f4edc8819098b1c87edaa3df80 completed March 10, 2026, 5:49 a.m.
Created at: March 6, 2026, 9:54 p.m.