Triple

T17399169
Position Surface form Disambiguated ID Type / Status
Subject Tokachi-Obihiro Airport E423039 entity
Predicate IATA code P2569 FINISHED
Object OBO
OBO is the three-letter IATA airport code assigned to Tokachi-Obihiro Airport in Hokkaido, Japan.
 E1266840 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: OBO | Statement: [Tokachi-Obihiro Airport, IATA code, OBO]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: OBO
Context triple: [Tokachi-Obihiro Airport, IATA code, OBO]
  • A. OBN
    OBN is the three-letter IATA airport code assigned to Oban Airport in Scotland.
  • B. OBN
    OBN is the National Rail station code for Oban railway station in Argyll and Bute, Scotland.
  • C. GBO
    GBO is the common abbreviation used for the Greensboro Grasshoppers minor league baseball team.
  • D. OBBI
    OBBI is the ICAO airport code for Bahrain International Airport, the main international gateway to the Kingdom of Bahrain.
  • E. OBA
    OBA is the main public library organization of Amsterdam, known for its large central library and network of branches offering books, media, and cultural programs to residents and visitors.
  • 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: OBO
Triple: [Tokachi-Obihiro Airport, IATA code, OBO]
Generated description
OBO is the three-letter IATA airport code assigned to Tokachi-Obihiro Airport in Hokkaido, Japan.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: OBO
Target entity description: OBO is the three-letter IATA airport code assigned to Tokachi-Obihiro Airport in Hokkaido, Japan.
  • A. OBN
    OBN is the three-letter IATA airport code assigned to Oban Airport in Scotland.
  • B. OBN
    OBN is the National Rail station code for Oban railway station in Argyll and Bute, Scotland.
  • C. GBO
    GBO is the common abbreviation used for the Greensboro Grasshoppers minor league baseball team.
  • D. OBBI
    OBBI is the ICAO airport code for Bahrain International Airport, the main international gateway to the Kingdom of Bahrain.
  • E. OBA
    OBA is the main public library organization of Amsterdam, known for its large central library and network of branches offering books, media, and cultural programs to residents and visitors.
  • 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_69d889d710288190bf0f4762801fefae completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e43abf7ea08190a9d9f9358e3bb684 completed April 19, 2026, 2:15 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01a002b034819099fd74e01bb382b0 completed May 11, 2026, 9:23 a.m.
NEDg Description generation batch_6a01a176d2488190951bbe07233a37e4 completed May 11, 2026, 9:29 a.m.
NED2 Entity disambiguation (via description) batch_6a01a58b12088190828078c69c4fff4b completed May 11, 2026, 9:46 a.m.
Created at: April 10, 2026, 5:45 a.m.