Triple

T5553216
Position Surface form Disambiguated ID Type / Status
Subject 湘南新宿ライン E145575 entity
Predicate 代表的終点駅 P34947 FINISHED
Object 宇都宮駅 E141570 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: 宇都宮駅 | Statement: [湘南新宿ライン, 代表的終点駅, 宇都宮駅]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 宇都宮駅
Context triple: [湘南新宿ライン, 代表的終点駅, 宇都宮駅]
  • A. 大宮駅
    大宮駅は、埼玉県さいたま市大宮区に位置する東日本旅客鉄道（JR東日本）や東武鉄道、埼玉新都市交通などが乗り入れる北関東有数のターミナル駅です。
  • B. Utsunomiya Station chosen
    Utsunomiya Station is a major railway hub in Utsunomiya, Tochigi Prefecture, Japan, served by multiple JR East lines and Shinkansen services.
  • C. Ibaraki Station
    Ibaraki Station is a railway station in Ibaraki, Osaka Prefecture, Japan, serving as a local transit hub on major regional rail lines.
  • D. Omiya Station
    Omiya Station is a major railway hub in Saitama, Japan, serving numerous JR East lines and Shinkansen routes and functioning as a key gateway between Tokyo and northern Japan.
  • E. 高崎駅
    高崎駅は、群馬県高崎市に位置し、上越・北陸方面への玄関口として多くの在来線や新幹線が発着する北関東有数のターミナル駅である。
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c008fb879c81909f5bfa56fadc1d46 elicitation completed
NER batch_69c021d76e4081908570dc34217c66fe ner completed
NED1 batch_69c097b96f708190a40b67e32e4b4b47 ned_source_triple completed
Created at: March 22, 2026, 3:35 p.m.