Triple

T12645092
Position Surface form Disambiguated ID Type / Status
Subject Third Battle of the Matanikau E302001 entity
Predicate location P40 FINISHED
Object Matanikau River
The Matanikau River is a strategically significant river on Guadalcanal in the Solomon Islands, known for being a major battleground during World War II’s Guadalcanal Campaign.
E1019250 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: Matanikau River | Statement: [Third Battle of the Matanikau, location, Matanikau River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Matanikau River
Context triple: [Third Battle of the Matanikau, location, Matanikau River]
  • A. Tahuamanu River
    The Tahuamanu River is a tributary of the Amazon Basin in the western Amazon rainforest, flowing through the Pando region of northern Bolivia and forming part of the border with Peru.
  • B. Tok River
    Tok River is a tributary watercourse that feeds into the Samara River within the Volga River basin in European Russia.
  • C. Tok River
    Tok River is a tributary waterway in eastern Alaska that feeds into the Tanana River within the Yukon River basin.
  • D. Tuivai River
    The Tuivai River is a tributary waterway in northeastern India that contributes to the Barak River system and helps drain parts of the surrounding hilly terrain.
  • E. Waimea River
    Waimea River is a river on the Hawaiian island of Kauai known for carving the dramatic Waimea Canyon, often called the “Grand Canyon of the Pacific.”
  • 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: Matanikau River
Triple: [Third Battle of the Matanikau, location, Matanikau River]
Generated description
The Matanikau River is a strategically significant river on Guadalcanal in the Solomon Islands, known for being a major battleground during World War II’s Guadalcanal Campaign.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Matanikau River
Target entity description: The Matanikau River is a strategically significant river on Guadalcanal in the Solomon Islands, known for being a major battleground during World War II’s Guadalcanal Campaign.
  • A. Tahuamanu River
    The Tahuamanu River is a tributary of the Amazon Basin in the western Amazon rainforest, flowing through the Pando region of northern Bolivia and forming part of the border with Peru.
  • B. Tok River
    Tok River is a tributary watercourse that feeds into the Samara River within the Volga River basin in European Russia.
  • C. Tok River
    Tok River is a tributary waterway in eastern Alaska that feeds into the Tanana River within the Yukon River basin.
  • D. Tuivai River
    The Tuivai River is a tributary waterway in northeastern India that contributes to the Barak River system and helps drain parts of the surrounding hilly terrain.
  • E. Waimea River
    Waimea River is a river on the Hawaiian island of Kauai known for carving the dramatic Waimea Canyon, often called the “Grand Canyon of the Pacific.”
  • 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_69d7bdec9f9c8190b4bac675b7588211 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9614bf2f881909976becdf747f4fb completed April 10, 2026, 8:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6d5ea02e08190b3be1fdfe86b4ee5 completed May 3, 2026, 4:58 a.m.
NEDg Description generation batch_69f6d6e326408190b7906c7ea8e3ef85 completed May 3, 2026, 5:02 a.m.
NED2 Entity disambiguation (via description) batch_69f6d873b978819097962c82e8ffdac8 completed May 3, 2026, 5:09 a.m.
Created at: April 9, 2026, 5:17 p.m.