Triple

T30028836
Position Surface form Disambiguated ID Type / Status
Subject Jōzankei Dam E762955 entity
Predicate floodControlTargetArea P42410 FINISHED
Object Toyohira River basin
The Toyohira River basin is the watershed area surrounding the Toyohira River in Hokkaido, Japan, encompassing the river’s tributaries and floodplain, including parts of Sapporo.
 E1898643 NE FINISHED

How this triple was built (3 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: Toyohira River basin | Statement: [Jōzankei Dam, floodControlTargetArea, Toyohira River basin]
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: Toyohira River basin
Triple: [Jōzankei Dam, floodControlTargetArea, Toyohira River basin]
Generated description
The Toyohira River basin is the watershed area surrounding the Toyohira River in Hokkaido, Japan, encompassing the river’s tributaries and floodplain, including parts of Sapporo.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: floodControlTargetArea
Context triple: [Jōzankei Dam, floodControlTargetArea, Toyohira River basin]
  • A. providesFloodControlFor chosen
    Indicates that one entity offers protection or mitigation against flooding for another entity or area.
  • B. hasFloodControlStructure
    Indicates that an entity possesses or is equipped with a structure designed to manage, control, or mitigate flooding.
  • C. targetArea
    Indicates the specific area or region that is the intended focus or destination of an action or effect.
  • D. hasFloodProtectionProject
    Indicates that a flood protection project exists or is implemented for the referenced entity.
  • E. floodGauge
    Indicates that a device or measurement point is used to monitor and record the level or intensity of flooding at a specific location.
  • F. None of above.

Provenance (6 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_69f2246ee6e48190b69e837b913b398a completed April 29, 2026, 3:31 p.m.
NER Named-entity recognition batch_69f679ae15908190b97e7356d8f62949 completed May 2, 2026, 10:24 p.m.
NED1 Entity disambiguation (via context triple) batch_6a27430e7c288190a1f95c2cb1441a4d completed June 8, 2026, 10:32 p.m.
NEDg Description generation batch_6a274425ee608190bffe31a54f427e7b completed June 8, 2026, 10:37 p.m.
NED2 Entity disambiguation (via description) batch_6a2744f156208190b3617a3623b8b3ec completed June 8, 2026, 10:40 p.m.
PD Predicate disambiguation batch_69f66ec9919881908a187bfc7c4df192 completed May 2, 2026, 9:38 p.m.
Created at: April 29, 2026, 6:49 p.m.