Triple

T842128
Position Surface form Disambiguated ID Type / Status
Subject Savannah River Site E18199 entity
Predicate containsFacility P12416 FINISHED
Object H Canyon
H Canyon is a large nuclear chemical separations facility at the Savannah River Site used for processing and recovering nuclear materials.
 E104342 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: H Canyon | Statement: [Savannah River Site, containsFacility, H Canyon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: H Canyon
Context triple: [Savannah River Site, containsFacility, H Canyon]
  • A. Navarin Canyon
    Navarin Canyon is a large submarine canyon in the Bering Sea known for its complex seafloor topography and rich marine ecosystems.
  • B. Havasu Canyon
    Havasu Canyon is a remote, scenic side canyon of the Grand Canyon in Arizona, renowned for its turquoise waterfalls and as the homeland of the Havasupai people.
  • C. Strawberry Canyon
    Strawberry Canyon is a scenic ravine in the Berkeley Hills known for its hiking trails, natural areas, and views overlooking the University of California, Berkeley campus.
  • D. Kern River Canyon
    Kern River Canyon is a rugged, steep-walled gorge carved by the Kern River in California’s southern Sierra Nevada, known for its dramatic scenery and challenging access.
  • E. Fern Canyon
    Fern Canyon is a lush, narrow gorge in Northern California famed for its sheer walls draped in ferns and its appearance in films like Jurassic Park 2.
  • 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: H Canyon
Triple: [Savannah River Site, containsFacility, H Canyon]
Generated description
H Canyon is a large nuclear chemical separations facility at the Savannah River Site used for processing and recovering nuclear materials.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: H Canyon
Target entity description: H Canyon is a large nuclear chemical separations facility at the Savannah River Site used for processing and recovering nuclear materials.
  • A. Navarin Canyon
    Navarin Canyon is a large submarine canyon in the Bering Sea known for its complex seafloor topography and rich marine ecosystems.
  • B. Havasu Canyon
    Havasu Canyon is a remote, scenic side canyon of the Grand Canyon in Arizona, renowned for its turquoise waterfalls and as the homeland of the Havasupai people.
  • C. Strawberry Canyon
    Strawberry Canyon is a scenic ravine in the Berkeley Hills known for its hiking trails, natural areas, and views overlooking the University of California, Berkeley campus.
  • D. Kern River Canyon
    Kern River Canyon is a rugged, steep-walled gorge carved by the Kern River in California’s southern Sierra Nevada, known for its dramatic scenery and challenging access.
  • E. Fern Canyon
    Fern Canyon is a lush, narrow gorge in Northern California famed for its sheer walls draped in ferns and its appearance in films like Jurassic Park 2.
  • 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_69a4938b04208190b82e1df6b572c548 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b2b66c908190a52f731119b77a1e completed March 1, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7b8472f188190b470893c76b20ccf completed March 4, 2026, 4:42 a.m.
NEDg Description generation batch_69a7bc1acf708190aa86cd5eca101966 completed March 4, 2026, 4:59 a.m.
NED2 Entity disambiguation (via description) batch_69a7bc96dd2881909310147292b99023 completed March 4, 2026, 5:01 a.m.
Created at: March 1, 2026, 7:38 p.m.