Triple

T27524031
Position Surface form Disambiguated ID Type / Status
Subject Japan–South Korea E694786 entity
Predicate hasProposedLink P195806 FINISHED
Object Japan–Korea Undersea Tunnel
The Japan–Korea Undersea Tunnel is a long-discussed but unrealized megaproject envisioning a submarine transportation link between Japan and South Korea to enhance regional connectivity and economic integration.
 E1778426 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: Japan–Korea Undersea Tunnel | Statement: [Japan–South Korea, hasProposedLink, Japan–Korea Undersea Tunnel]
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: Japan–Korea Undersea Tunnel
Triple: [Japan–South Korea, hasProposedLink, Japan–Korea Undersea Tunnel]
Generated description
The Japan–Korea Undersea Tunnel is a long-discussed but unrealized megaproject envisioning a submarine transportation link between Japan and South Korea to enhance regional connectivity and economic integration.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: hasProposedLink
Context triple: [Japan–South Korea, hasProposedLink, Japan–Korea Undersea Tunnel]
  • A. hasProposed
    Indicates that one entity has formally suggested or put forward something (such as an idea, plan, or offer) to another entity for consideration or acceptance.
  • B. hasProposal
    Indicates that an entity possesses, is associated with, or is the subject of a specific proposal.
  • C. hasBridgeProposal
    Indicates that there is a proposed plan or suggestion to build or establish a bridge between the related entities.
  • D. hasBeenLinkedTo
    Indicates that an entity has been associated or connected with another entity, often suggesting a reported or inferred relationship between them.
  • E. hasProposedRole
    Indicates that one entity has suggested or put forward a specific role or position for another entity.
  • F. None of above. chosen

Provenance (7 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_69ef538550208190aa9de8e2cb260d93 completed April 27, 2026, 12:16 p.m.
NER Named-entity recognition batch_69fde9fc184c8190bebef35df0e76076 completed May 8, 2026, 1:49 p.m.
NED1 Entity disambiguation (via context triple) batch_6a12c5b189388190a9f0ca71c78e1eee completed May 24, 2026, 9:32 a.m.
NEDg Description generation batch_6a12c66d5b80819085520b64e4359900 completed May 24, 2026, 9:35 a.m.
NED2 Entity disambiguation (via description) batch_6a12c74f073c8190b84c1e5acc666bf3 completed May 24, 2026, 9:39 a.m.
PD Predicate disambiguation batch_69fde6e5beb4819094945a695e961d88 completed May 8, 2026, 1:36 p.m.
PDg Predicate description generation batch_69fde9fb68388190ada4a7018e2a2f76 completed May 8, 2026, 1:49 p.m.
Created at: April 27, 2026, 1:22 p.m.