Triple

T9836337
Position Surface form Disambiguated ID Type / Status
Subject Tuwaiq escarpment E239109 entity
Predicate hasStratigraphy P31670 FINISHED
Object Tuwaiq Mountain Limestone Formation
The Tuwaiq Mountain Limestone Formation is a prominent Middle Jurassic carbonate rock unit in central Saudi Arabia, known for its thick, fossil-rich limestones that form the core of the Tuwaiq escarpment and host significant hydrocarbon reservoirs.
E824694 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: Tuwaiq Mountain Limestone Formation | Statement: [Tuwaiq escarpment, hasStratigraphy, Tuwaiq Mountain Limestone Formation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tuwaiq Mountain Limestone Formation
Context triple: [Tuwaiq escarpment, hasStratigraphy, Tuwaiq Mountain Limestone Formation]
  • A. 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.
  • B. Barun Goyot Formation
    The Barun Goyot Formation is a Late Cretaceous sedimentary rock formation in Mongolia renowned for its rich fossil beds, including remains of the dinosaur Velociraptor.
  • C. Redwall Limestone
    Redwall Limestone is a prominent Mississippian-age marine limestone formation best known for forming massive, sheer cliffs in the Grand Canyon region of the southwestern United States.
  • D. Lioz limestone
    Lioz limestone is a dense, decorative Portuguese limestone widely used in historic architecture and monuments, especially in and around Lisbon.
  • E. Kaibab Limestone
    Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
  • 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: Tuwaiq Mountain Limestone Formation
Triple: [Tuwaiq escarpment, hasStratigraphy, Tuwaiq Mountain Limestone Formation]
Generated description
The Tuwaiq Mountain Limestone Formation is a prominent Middle Jurassic carbonate rock unit in central Saudi Arabia, known for its thick, fossil-rich limestones that form the core of the Tuwaiq escarpment and host significant hydrocarbon reservoirs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tuwaiq Mountain Limestone Formation
Target entity description: The Tuwaiq Mountain Limestone Formation is a prominent Middle Jurassic carbonate rock unit in central Saudi Arabia, known for its thick, fossil-rich limestones that form the core of the Tuwaiq escarpment and host significant hydrocarbon reservoirs.
  • A. 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.
  • B. Barun Goyot Formation
    The Barun Goyot Formation is a Late Cretaceous sedimentary rock formation in Mongolia renowned for its rich fossil beds, including remains of the dinosaur Velociraptor.
  • C. Redwall Limestone
    Redwall Limestone is a prominent Mississippian-age marine limestone formation best known for forming massive, sheer cliffs in the Grand Canyon region of the southwestern United States.
  • D. Lioz limestone
    Lioz limestone is a dense, decorative Portuguese limestone widely used in historic architecture and monuments, especially in and around Lisbon.
  • E. Kaibab Limestone
    Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
  • 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_69ca84e314108190978324a4bdb959f8 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb33b07688190b78a70cf535c3efc completed April 2, 2026, 12:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1d5ccb28c8190a580767a57474557 completed April 5, 2026, 3:23 a.m.
NEDg Description generation batch_69d1d66e91c881909eae9d539f47bd99 completed April 5, 2026, 3:26 a.m.
NED2 Entity disambiguation (via description) batch_69d1d6dc0bd8819082a5ad417ca87a76 completed April 5, 2026, 3:28 a.m.
Created at: March 30, 2026, 8:33 p.m.