Triple

T11839551
Position Surface form Disambiguated ID Type / Status
Subject The Needles E281609 entity
Predicate geologicFormation P4015 FINISHED
Object Cedar Mesa Sandstone
Cedar Mesa Sandstone is a Permian-age sedimentary rock formation of thick, pale sandstone layers widely exposed on the Colorado Plateau in southeastern Utah.
E950479 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: Cedar Mesa Sandstone | Statement: [The Needles, geologicFormation, Cedar Mesa Sandstone]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cedar Mesa Sandstone
Context triple: [The Needles, geologicFormation, Cedar Mesa Sandstone]
  • A. Coconino Sandstone
    Coconino Sandstone is a prominent Permian-age geological formation of well-sorted, cross-bedded sandstone best known from exposures in the Grand Canyon region of the southwestern United States.
  • B. Navajo Sandstone
    Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
  • C. 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.
  • D. 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.
  • E. Wingate Sandstone
    Wingate Sandstone is a prominent Late Triassic sandstone formation of the Colorado Plateau, known for forming towering vertical cliffs and dramatic canyon walls in places like Capitol Reef National Park.
  • 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: Cedar Mesa Sandstone
Triple: [The Needles, geologicFormation, Cedar Mesa Sandstone]
Generated description
Cedar Mesa Sandstone is a Permian-age sedimentary rock formation of thick, pale sandstone layers widely exposed on the Colorado Plateau in southeastern Utah.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cedar Mesa Sandstone
Target entity description: Cedar Mesa Sandstone is a Permian-age sedimentary rock formation of thick, pale sandstone layers widely exposed on the Colorado Plateau in southeastern Utah.
  • A. Coconino Sandstone
    Coconino Sandstone is a prominent Permian-age geological formation of well-sorted, cross-bedded sandstone best known from exposures in the Grand Canyon region of the southwestern United States.
  • B. Navajo Sandstone
    Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
  • C. 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.
  • D. 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.
  • E. Wingate Sandstone
    Wingate Sandstone is a prominent Late Triassic sandstone formation of the Colorado Plateau, known for forming towering vertical cliffs and dramatic canyon walls in places like Capitol Reef National Park.
  • 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_69d6ab276f8c8190b1966a0ef11349ac completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8a63106b48190917817ec40d21a49 completed April 10, 2026, 7:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69f167766c048190b8aaf09732d338d8 completed April 29, 2026, 2:05 a.m.
NEDg Description generation batch_69f17004fb908190a486c6718c5252cb completed April 29, 2026, 2:42 a.m.
NED2 Entity disambiguation (via description) batch_69f1db11f0f48190832ca4f552f21751 completed April 29, 2026, 10:18 a.m.
Created at: April 8, 2026, 9:43 p.m.