Triple

T6994923
Position Surface form Disambiguated ID Type / Status
Subject Roanoke River E162184 entity
Predicate hasTributary P415 FINISHED
Object Blackwater River (Roanoke tributary)
Blackwater River (Roanoke tributary) is a river in southwestern Virginia that flows through the Blue Ridge region before joining the Roanoke River.
 E635928 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: Blackwater River (Roanoke tributary) | Statement: [Roanoke River, hasTributary, Blackwater River (Roanoke tributary)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Blackwater River (Roanoke tributary)
Context triple: [Roanoke River, hasTributary, Blackwater River (Roanoke tributary)]
  • A. Blackwater River (West Virginia)
    Blackwater River is a scenic waterway in West Virginia known for its dark, tannin-stained waters, dramatic canyon, and the iconic Blackwater Falls.
  • B. Blackwater River
    The Blackwater River is a waterway in Northern Ireland that served as a significant geographic feature during the 1646 Battle of Benburb in the Irish Confederate Wars.
  • C. Blackwater River
    Blackwater River is a scenic, tannin-dark river in northwest Florida known for its sandy beaches, paddling, and fishing opportunities.
  • D. Blackwater River headwaters
    Blackwater River headwaters are the high-elevation source streams of the Blackwater River located in the wetland-rich Canaan Valley of West Virginia.
  • E. Alcovy River
    The Alcovy River is a tributary waterway in north-central Georgia that flows through several counties before joining other rivers in the Ocmulgee River basin.
  • 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: Blackwater River (Roanoke tributary)
Triple: [Roanoke River, hasTributary, Blackwater River (Roanoke tributary)]
Generated description
Blackwater River (Roanoke tributary) is a river in southwestern Virginia that flows through the Blue Ridge region before joining the Roanoke River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Blackwater River (Roanoke tributary)
Target entity description: Blackwater River (Roanoke tributary) is a river in southwestern Virginia that flows through the Blue Ridge region before joining the Roanoke River.
  • A. Blackwater River (West Virginia)
    Blackwater River is a scenic waterway in West Virginia known for its dark, tannin-stained waters, dramatic canyon, and the iconic Blackwater Falls.
  • B. Blackwater River
    The Blackwater River is a waterway in Northern Ireland that served as a significant geographic feature during the 1646 Battle of Benburb in the Irish Confederate Wars.
  • C. Blackwater River
    Blackwater River is a scenic, tannin-dark river in northwest Florida known for its sandy beaches, paddling, and fishing opportunities.
  • D. Blackwater River headwaters
    Blackwater River headwaters are the high-elevation source streams of the Blackwater River located in the wetland-rich Canaan Valley of West Virginia.
  • E. Alcovy River
    The Alcovy River is a tributary waterway in north-central Georgia that flows through several counties before joining other rivers in the Ocmulgee River basin.
  • 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_69c68857ffc08190857dc62cd5253777 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6dbec259c8190bb4cfbc1ff6fc786 completed March 27, 2026, 7:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69c76a1adec88190a769ec7af0fa7b51 completed March 28, 2026, 5:41 a.m.
NEDg Description generation batch_69c76aac21448190ac2b94c836f2f725 completed March 28, 2026, 5:44 a.m.
NED2 Entity disambiguation (via description) batch_69c76b3efc0081909e506f9a828d4fd8 completed March 28, 2026, 5:46 a.m.
Created at: March 27, 2026, 2:32 p.m.