Triple

T13376310
Position Surface form Disambiguated ID Type / Status
Subject Pencaitland E319193 entity
Predicate formerRailwayServedBy P20480 FINISHED
Object Macmerry Branch
Macmerry Branch was a former railway line in East Lothian, Scotland, that served local communities including Pencaitland.
E1036607 NE FINISHED

How this triple was built (5 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: Macmerry Branch | Statement: [Pencaitland, formerRailwayServedBy, Macmerry Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Macmerry Branch
Context triple: [Pencaitland, formerRailwayServedBy, Macmerry Branch]
  • A. Mountmellick Branch
    Mountmellick Branch is a former branch of Ireland’s Grand Canal that once connected the main waterway to the town of Mountmellick in County Laois.
  • B. Old Quarry Branch
    Old Quarry Branch is a neighborhood library facility that serves the Austin, Texas community as part of the Austin Public Library system.
  • C. Howson Branch
    Howson Branch is a neighborhood library facility that serves the Austin, Texas community as part of the Austin Public Library system.
  • D. Morrinsville Branch
    The Morrinsville Branch is a New Zealand railway line serving the town of Morrinsville and connecting it to the wider regional rail network.
  • E. Buffalo Branch
    Buffalo Branch is a historical locality whose name reflects its past significance, likely tied to regional settlement or natural features such as nearby waterways or buffalo ranges.
  • 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: Macmerry Branch
Triple: [Pencaitland, formerRailwayServedBy, Macmerry Branch]
Generated description
Macmerry Branch was a former railway line in East Lothian, Scotland, that served local communities including Pencaitland.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Macmerry Branch
Target entity description: Macmerry Branch was a former railway line in East Lothian, Scotland, that served local communities including Pencaitland.
  • A. Mountmellick Branch
    Mountmellick Branch is a former branch of Ireland’s Grand Canal that once connected the main waterway to the town of Mountmellick in County Laois.
  • B. Old Quarry Branch
    Old Quarry Branch is a neighborhood library facility that serves the Austin, Texas community as part of the Austin Public Library system.
  • C. Howson Branch
    Howson Branch is a neighborhood library facility that serves the Austin, Texas community as part of the Austin Public Library system.
  • D. Morrinsville Branch
    The Morrinsville Branch is a New Zealand railway line serving the town of Morrinsville and connecting it to the wider regional rail network.
  • E. Buffalo Branch
    Buffalo Branch is a historical locality whose name reflects its past significance, likely tied to regional settlement or natural features such as nearby waterways or buffalo ranges.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formerRailwayServedBy
Context triple: [Pencaitland, formerRailwayServedBy, Macmerry Branch]
  • A. formerRailOperator
    Indicates that an entity previously operated a rail service or railway system but no longer does so.
  • B. formerRailwayLine chosen
    Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
  • C. laterRailwayCompany
    Indicates that one railway company is the successor or later incarnation of another railway company.
  • D. railwayTypeServed
    Indicates the type of railway system or service that a given entity (such as a station, line, or facility) is designed to serve or accommodate.
  • E. servedByRailroad
    Indicates that a location or facility is provided with transportation or service by a railroad line or company.
  • F. None of above.

Provenance (6 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_69d806b886bc8190b676e7768b8e01c5 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69dadce3fec48190a5443d87c85477a3 completed April 11, 2026, 11:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69f72684f3408190952d2619b6b8d241 completed May 3, 2026, 10:42 a.m.
NEDg Description generation batch_69f726f3f9cc8190a10f6a355a27b0fa completed May 3, 2026, 10:44 a.m.
NED2 Entity disambiguation (via description) batch_69f7276b0f148190a0a6ec1b6637b6aa completed May 3, 2026, 10:46 a.m.
PD Predicate disambiguation batch_69d9a03189908190a784a2755f8d81e1 completed April 11, 2026, 1:13 a.m.
Created at: April 9, 2026, 9:33 p.m.