Triple

T12723703
Position Surface form Disambiguated ID Type / Status
Subject MTR urban lines E304050 entity
Predicate connectsWith P37 FINISHED
Object MTR Light Rail
MTR Light Rail is a local light rail transit system in Hong Kong’s northwestern New Territories, providing frequent, short-distance services that connect residential areas with major MTR heavy rail lines.
E1004190 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: MTR Light Rail | Statement: [MTR urban lines, connectsWith, MTR Light Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MTR Light Rail
Context triple: [MTR urban lines, connectsWith, MTR Light Rail]
  • A. MTR Tuen Ma line
    The MTR Tuen Ma line is a major heavy-rail metro line in Hong Kong that runs across the New Territories and Kowloon, connecting eastern and western districts through key residential and commercial areas.
  • B. MTR Tseung Kwan O Line
    The MTR Tseung Kwan O Line is a rapid transit line of Hong Kong’s Mass Transit Railway system that connects urban Kowloon with the Tseung Kwan O New Town in the New Territories.
  • C. MTR urban lines
    MTR urban lines are a network of rapid transit railway services forming the core of Hong Kong’s mass transit system, particularly serving dense urban areas such as Kowloon.
  • 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. 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.
  • 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: MTR Light Rail
Triple: [MTR urban lines, connectsWith, MTR Light Rail]
Generated description
MTR Light Rail is a local light rail transit system in Hong Kong’s northwestern New Territories, providing frequent, short-distance services that connect residential areas with major MTR heavy rail lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MTR Light Rail
Target entity description: MTR Light Rail is a local light rail transit system in Hong Kong’s northwestern New Territories, providing frequent, short-distance services that connect residential areas with major MTR heavy rail lines.
  • A. MTR Tuen Ma line
    The MTR Tuen Ma line is a major heavy-rail metro line in Hong Kong that runs across the New Territories and Kowloon, connecting eastern and western districts through key residential and commercial areas.
  • B. MTR Tseung Kwan O Line
    The MTR Tseung Kwan O Line is a rapid transit line of Hong Kong’s Mass Transit Railway system that connects urban Kowloon with the Tseung Kwan O New Town in the New Territories.
  • C. MTR urban lines
    MTR urban lines are a network of rapid transit railway services forming the core of Hong Kong’s mass transit system, particularly serving dense urban areas such as Kowloon.
  • 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. 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.
  • 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_69d7bdf084148190ab9d513dc0735af4 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d964148f988190a4d0e7b41614fa64 completed April 10, 2026, 8:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69f68eb1ca1081909b2e9e70f6a497dd completed May 2, 2026, 11:54 p.m.
NEDg Description generation batch_69f691341d0081909ca3b281ee64b42b completed May 3, 2026, 12:05 a.m.
NED2 Entity disambiguation (via description) batch_69f692361c3c81909078a19be1a86231 completed May 3, 2026, 12:09 a.m.
Created at: April 9, 2026, 5:25 p.m.