Triple

T8695042
Position Surface form Disambiguated ID Type / Status
Subject Blackland Prairie E206385 entity
Predicate historicallyDominatedBy P14410 FINISHED
Object Indiangrass (Sorghastrum nutans)
Indiangrass (Sorghastrum nutans) is a tall, warm-season perennial bunchgrass native to North American prairies, valued for its golden seed heads, wildlife habitat benefits, and role in tallgrass prairie ecosystems.
E752455 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: Indiangrass (Sorghastrum nutans) | Statement: [Blackland Prairie, historicallyDominatedBy, Indiangrass (Sorghastrum nutans)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Indiangrass (Sorghastrum nutans)
Context triple: [Blackland Prairie, historicallyDominatedBy, Indiangrass (Sorghastrum nutans)]
  • A. little bluestem (Schizachyrium scoparium)
    Little bluestem (Schizachyrium scoparium) is a perennial bunchgrass native to North American prairies, valued for its drought tolerance, wildlife habitat, and distinctive blue-green foliage that turns reddish-bronze in fall.
  • B. big bluestem
    Big bluestem is a tall, perennial warm-season prairie grass native to North America, known as a key component of tallgrass prairie ecosystems and an important forage species for grazing animals.
  • C. Bouteloua
    Bouteloua is a genus of drought-tolerant grasses, commonly known as grama grasses, native to the Americas and characteristic of many North American grassland and foothill ecosystems.
  • D. Avena fatua
    Avena fatua, commonly known as wild oat, is a widespread annual grass species often considered a weed in agricultural and disturbed habitats.
  • E. Setaria italica
    Setaria italica, commonly known as foxtail millet, is an ancient cereal crop widely cultivated in Asia for its small, nutritious grains and resilience to dry conditions.
  • 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: Indiangrass (Sorghastrum nutans)
Triple: [Blackland Prairie, historicallyDominatedBy, Indiangrass (Sorghastrum nutans)]
Generated description
Indiangrass (Sorghastrum nutans) is a tall, warm-season perennial bunchgrass native to North American prairies, valued for its golden seed heads, wildlife habitat benefits, and role in tallgrass prairie ecosystems.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Indiangrass (Sorghastrum nutans)
Target entity description: Indiangrass (Sorghastrum nutans) is a tall, warm-season perennial bunchgrass native to North American prairies, valued for its golden seed heads, wildlife habitat benefits, and role in tallgrass prairie ecosystems.
  • A. little bluestem (Schizachyrium scoparium)
    Little bluestem (Schizachyrium scoparium) is a perennial bunchgrass native to North American prairies, valued for its drought tolerance, wildlife habitat, and distinctive blue-green foliage that turns reddish-bronze in fall.
  • B. big bluestem
    Big bluestem is a tall, perennial warm-season prairie grass native to North America, known as a key component of tallgrass prairie ecosystems and an important forage species for grazing animals.
  • C. Bouteloua
    Bouteloua is a genus of drought-tolerant grasses, commonly known as grama grasses, native to the Americas and characteristic of many North American grassland and foothill ecosystems.
  • D. Avena fatua
    Avena fatua, commonly known as wild oat, is a widespread annual grass species often considered a weed in agricultural and disturbed habitats.
  • E. Setaria italica
    Setaria italica, commonly known as foxtail millet, is an ancient cereal crop widely cultivated in Asia for its small, nutritious grains and resilience to dry conditions.
  • 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_69ca83555b6c8190abe930dd397e863b completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc58284c58819091beb05a7d6b3a1b completed March 31, 2026, 11:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf28958ba481908383e31802ce2093 completed April 3, 2026, 2:40 a.m.
NEDg Description generation batch_69cf2bcff84881908a7985fdf8189583 completed April 3, 2026, 2:54 a.m.
NED2 Entity disambiguation (via description) batch_69cf2ca1ddac8190a36367e6bba8e3c8 completed April 3, 2026, 2:57 a.m.
Created at: March 30, 2026, 6:33 p.m.