Triple

T8865520
Position Surface form Disambiguated ID Type / Status
Subject Minami-ku, Sapporo E211008 entity
Predicate contains P35 FINISHED
Object Jōzankei Dam
Jōzankei Dam is a concrete gravity dam on the Toyohira River in Sapporo, Japan, known for flood control, water supply, and its scenic reservoir surrounded by hot spring resorts.
E762955 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: Jōzankei Dam | Statement: [Minami-ku, Sapporo, contains, Jōzankei Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Jōzankei Dam
Context triple: [Minami-ku, Sapporo, contains, Jōzankei Dam]
  • A. Nagayasuguchi Dam
    Nagayasuguchi Dam is a hydroelectric dam located on Japan’s Yoshino River, used primarily for power generation and flood control.
  • B. Shimen Dam
    Shimen Dam is a major concrete gravity dam in northern Taiwan that provides water supply, flood control, and hydroelectric power as part of the Shimen Reservoir system.
  • C. Ogōchi Dam
    Ogōchi Dam is a large concrete dam in Okutama, Tokyo, that forms Lake Okutama and serves as a major source of drinking water and flood control for the Tokyo metropolitan area.
  • D. Ukai Dam
    Ukai Dam is a major multi-purpose reservoir and hydroelectric dam in Gujarat, India, built on the Tapi River for irrigation, power generation, and flood control.
  • E. Hidase Dam
    Hidase Dam is a massive hydroelectric dam on the Blue Nile in Ethiopia, designed to be one of Africa’s largest power-generating and infrastructure projects.
  • 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: Jōzankei Dam
Triple: [Minami-ku, Sapporo, contains, Jōzankei Dam]
Generated description
Jōzankei Dam is a concrete gravity dam on the Toyohira River in Sapporo, Japan, known for flood control, water supply, and its scenic reservoir surrounded by hot spring resorts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Jōzankei Dam
Target entity description: Jōzankei Dam is a concrete gravity dam on the Toyohira River in Sapporo, Japan, known for flood control, water supply, and its scenic reservoir surrounded by hot spring resorts.
  • A. Nagayasuguchi Dam
    Nagayasuguchi Dam is a hydroelectric dam located on Japan’s Yoshino River, used primarily for power generation and flood control.
  • B. Shimen Dam
    Shimen Dam is a major concrete gravity dam in northern Taiwan that provides water supply, flood control, and hydroelectric power as part of the Shimen Reservoir system.
  • C. Ogōchi Dam
    Ogōchi Dam is a large concrete dam in Okutama, Tokyo, that forms Lake Okutama and serves as a major source of drinking water and flood control for the Tokyo metropolitan area.
  • D. Ukai Dam
    Ukai Dam is a major multi-purpose reservoir and hydroelectric dam in Gujarat, India, built on the Tapi River for irrigation, power generation, and flood control.
  • E. Hidase Dam
    Hidase Dam is a massive hydroelectric dam on the Blue Nile in Ethiopia, designed to be one of Africa’s largest power-generating and infrastructure projects.
  • 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_69ca838d3c7c8190a849566d5afd2b11 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc6106d41081909db710bda8aaf6fd completed April 1, 2026, 12:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfa0d311148190823cc047e2908bc0 completed April 3, 2026, 11:13 a.m.
NEDg Description generation batch_69cfa1721f4c819097603adb9a0d38ef completed April 3, 2026, 11:16 a.m.
NED2 Entity disambiguation (via description) batch_69cfa26ab1b881909e42a435f4e3333c completed April 3, 2026, 11:20 a.m.
Created at: March 30, 2026, 6:51 p.m.