Triple

T13173696
Position Surface form Disambiguated ID Type / Status
Subject MTR Tung Chung Line E313042 entity
Predicate hasInterchangeWith P1018 FINISHED
Object West Rail Line
The West Rail Line was a major commuter railway line in Hong Kong’s MTR network, serving the northwestern New Territories and connecting residential districts to urban Kowloon.
E1077752 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: West Rail Line | Statement: [MTR Tung Chung Line, hasInterchangeWith, West Rail Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Rail Line
Context triple: [MTR Tung Chung Line, hasInterchangeWith, West Rail Line]
  • A. MTR East Rail line
    The MTR East Rail line is a major commuter railway in Hong Kong that runs through the New Territories and into urban Kowloon, forming part of the city’s heavy rail rapid transit network.
  • B. East–West Line
    The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
  • C. North East Line
    The North East Line is a major fully underground Mass Rapid Transit line in Singapore that runs from HarbourFront in the south to Punggol in the northeast, connecting key residential and commercial areas.
  • D. MTR Tsuen Wan Line
    The MTR Tsuen Wan Line is one of Hong Kong’s primary urban metro lines, running through key commercial and residential districts from Central Kowloon to the New Territories.
  • E. Island Line of MTR
    The Island Line of the MTR is a major rapid transit line running along the northern shore of Hong Kong Island, connecting key commercial, residential, and business districts.
  • 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: West Rail Line
Triple: [MTR Tung Chung Line, hasInterchangeWith, West Rail Line]
Generated description
The West Rail Line was a major commuter railway line in Hong Kong’s MTR network, serving the northwestern New Territories and connecting residential districts to urban Kowloon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: West Rail Line
Target entity description: The West Rail Line was a major commuter railway line in Hong Kong’s MTR network, serving the northwestern New Territories and connecting residential districts to urban Kowloon.
  • A. MTR East Rail line
    The MTR East Rail line is a major commuter railway in Hong Kong that runs through the New Territories and into urban Kowloon, forming part of the city’s heavy rail rapid transit network.
  • B. East–West Line
    The East–West Line was the original name for what is now MARTA’s Blue Line, a major rapid transit route serving the Atlanta metropolitan area.
  • C. North East Line
    The North East Line is a major fully underground Mass Rapid Transit line in Singapore that runs from HarbourFront in the south to Punggol in the northeast, connecting key residential and commercial areas.
  • D. MTR Tsuen Wan Line
    The MTR Tsuen Wan Line is one of Hong Kong’s primary urban metro lines, running through key commercial and residential districts from Central Kowloon to the New Territories.
  • E. Island Line of MTR
    The Island Line of the MTR is a major rapid transit line running along the northern shore of Hong Kong Island, connecting key commercial, residential, and business districts.
  • 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_69d806ac3ee081909b2fd27d060aa974 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98c303e3c819086cf0f0b6d9e61ca completed April 10, 2026, 11:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcb63f006c8190997c0f3cdc6efd6c completed May 7, 2026, 3:56 p.m.
NEDg Description generation batch_69fcc4734d388190b4a06799e362cfa9 completed May 7, 2026, 4:57 p.m.
NED2 Entity disambiguation (via description) batch_69fcc51f30588190bfe6efd1dc84d921 completed May 7, 2026, 5 p.m.
Created at: April 9, 2026, 9:14 p.m.