Triple

T18983553
Position Surface form Disambiguated ID Type / Status
Subject Fukushima E464492 entity
Predicate partOf P40 FINISHED
Object Fukushima Basin
The Fukushima Basin is a lowland geographic region in Fukushima Prefecture, Japan, characterized by its river plains, agricultural land, and surrounding mountain ranges.
E1352328 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: Fukushima Basin | Statement: [Fukushima, partOf, Fukushima Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fukushima Basin
Context triple: [Fukushima, partOf, Fukushima Basin]
  • A. Morioka Basin
    The Morioka Basin is a broad inland lowland area in Iwate Prefecture, Japan, known for encompassing the city of Morioka and being surrounded by prominent mountains such as Mount Iwate.
  • B. Sagami Trough
    Sagami Trough is a deep submarine trench off central Japan that marks a major tectonic plate boundary and is associated with significant seismic and tsunami activity.
  • C. Okinawa Trough
    The Okinawa Trough is a back-arc basin in the East China Sea, located between the Ryukyu Islands and mainland Asia, known for its active tectonics and hydrothermal activity.
  • D. Harima-nada Sea
    The Harima-nada Sea is a section of Japan’s Seto Inland Sea along the coast of Hyōgo Prefecture, known for its sheltered waters, fishing grounds, and busy maritime routes.
  • E. Mikawa Bay
    Mikawa Bay is a coastal inlet on the Pacific side of central Honshu, Japan, known for its fishing grounds, industrial ports, and proximity to the city of Nagoya.
  • 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: Fukushima Basin
Triple: [Fukushima, partOf, Fukushima Basin]
Generated description
The Fukushima Basin is a lowland geographic region in Fukushima Prefecture, Japan, characterized by its river plains, agricultural land, and surrounding mountain ranges.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fukushima Basin
Target entity description: The Fukushima Basin is a lowland geographic region in Fukushima Prefecture, Japan, characterized by its river plains, agricultural land, and surrounding mountain ranges.
  • A. Morioka Basin
    The Morioka Basin is a broad inland lowland area in Iwate Prefecture, Japan, known for encompassing the city of Morioka and being surrounded by prominent mountains such as Mount Iwate.
  • B. Sagami Trough
    Sagami Trough is a deep submarine trench off central Japan that marks a major tectonic plate boundary and is associated with significant seismic and tsunami activity.
  • C. Okinawa Trough
    The Okinawa Trough is a back-arc basin in the East China Sea, located between the Ryukyu Islands and mainland Asia, known for its active tectonics and hydrothermal activity.
  • D. Harima-nada Sea
    The Harima-nada Sea is a section of Japan’s Seto Inland Sea along the coast of Hyōgo Prefecture, known for its sheltered waters, fishing grounds, and busy maritime routes.
  • E. Mikawa Bay
    Mikawa Bay is a coastal inlet on the Pacific side of central Honshu, Japan, known for its fishing grounds, industrial ports, and proximity to the city of Nagoya.
  • 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_69d8dd008af48190a97ff1c6488edf1b completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d65de6288190a53a3fdd59013d2d completed April 20, 2026, 7:31 a.m.
NED1 Entity disambiguation (via context triple) batch_6a05ad43dbb88190a34ff757ca925cbf completed May 14, 2026, 11:08 a.m.
NEDg Description generation batch_6a05aedf05c4819096ac6a61ada4b310 completed May 14, 2026, 11:15 a.m.
NED2 Entity disambiguation (via description) batch_6a05afe523208190a97142cd8e3b887b completed May 14, 2026, 11:20 a.m.
Created at: April 10, 2026, 12:01 p.m.