Triple

T12826528
Position Surface form Disambiguated ID Type / Status
Subject MTR Tseung Kwan O Line E306665 entity
Predicate hasStation P35 FINISHED
Object Hang Hau station
Hang Hau station is an underground Mass Transit Railway (MTR) station serving the residential area of Hang Hau in Tseung Kwan O, Hong Kong.
 E1046265 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: Hang Hau station | Statement: [MTR Tseung Kwan O Line, hasStation, Hang Hau station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hang Hau station
Context triple: [MTR Tseung Kwan O Line, hasStation, Hang Hau station]
  • A. Tai Wai station
    Tai Wai station is a major MTR interchange station in Hong Kong’s New Territories, serving as a key rail hub for the Sha Tin area.
  • B. Tseung Kwan O station
    Tseung Kwan O station is a major underground Mass Transit Railway (MTR) station in Hong Kong serving the Tseung Kwan O New Town area in the New Territories.
  • C. Yau Tong station
    Yau Tong station is an MTR interchange station in eastern Kowloon, Hong Kong, serving as a key transfer point between the Tseung Kwan O Line and the Kwun Tong Line.
  • D. Wong Tai Sin station
    Wong Tai Sin station is an MTR rapid transit station in Hong Kong serving the Wong Tai Sin district on the Kwun Tong Line.
  • E. Hung Hom Station
    Hung Hom Station is a major railway and MTR interchange in Kowloon, Hong Kong, serving as a key hub for local and cross-boundary train services.
  • 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: Hang Hau station
Triple: [MTR Tseung Kwan O Line, hasStation, Hang Hau station]
Generated description
Hang Hau station is an underground Mass Transit Railway (MTR) station serving the residential area of Hang Hau in Tseung Kwan O, Hong Kong.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hang Hau station
Target entity description: Hang Hau station is an underground Mass Transit Railway (MTR) station serving the residential area of Hang Hau in Tseung Kwan O, Hong Kong.
  • A. Tai Wai station
    Tai Wai station is a major MTR interchange station in Hong Kong’s New Territories, serving as a key rail hub for the Sha Tin area.
  • B. Tseung Kwan O station
    Tseung Kwan O station is a major underground Mass Transit Railway (MTR) station in Hong Kong serving the Tseung Kwan O New Town area in the New Territories.
  • C. Yau Tong station
    Yau Tong station is an MTR interchange station in eastern Kowloon, Hong Kong, serving as a key transfer point between the Tseung Kwan O Line and the Kwun Tong Line.
  • D. Wong Tai Sin station
    Wong Tai Sin station is an MTR rapid transit station in Hong Kong serving the Wong Tai Sin district on the Kwun Tong Line.
  • E. Hung Hom Station
    Hung Hom Station is a major railway and MTR interchange in Kowloon, Hong Kong, serving as a key hub for local and cross-boundary train services.
  • 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_69d7bdf52b94819096d6f0ba4ab50a98 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96fae51608190a50970bd038359a5 completed April 10, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f75d7a9e6c81908ae78daace02e7ec completed May 3, 2026, 2:36 p.m.
NEDg Description generation batch_69f75e30545c8190b47bd1e06411a163 completed May 3, 2026, 2:39 p.m.
NED2 Entity disambiguation (via description) batch_69f75e9fc1508190800291a16840a9a8 completed May 3, 2026, 2:41 p.m.
Created at: April 9, 2026, 5:33 p.m.