Triple

T21476576
Position Surface form Disambiguated ID Type / Status
Subject Maud E529876 entity
Predicate servedBy P82 FINISHED
Object Aden branch railway line
The Aden branch railway line was a regional rail route in Scotland that connected rural communities, including the village of Maud, to the wider railway network.
E1486797 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: Aden branch railway line | Statement: [Maud, servedBy, Aden branch railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Aden branch railway line
Context triple: [Maud, servedBy, Aden branch railway line]
  • A. Sanaʽa–Taiz highway
    The Sanaʽa–Taiz highway is a major roadway in Yemen that links the capital Sanaʽa with the important southern city of Taiz, passing through key urban centers such as Ibb.
  • B. Riyadh–Jubail freight line
    The Riyadh–Jubail freight line is a major Saudi railway corridor dedicated to transporting goods between the capital Riyadh and the industrial city of Jubail, supporting the country’s logistics and industrial sectors.
  • C. Matara Line
    The Matara Line is a major coastal railway route in Sri Lanka that runs south from Colombo toward the city of Matara, serving numerous towns along the shoreline.
  • D. Asmara–Massawa railway
    The Asmara–Massawa railway is a historic narrow-gauge line in Eritrea, renowned for its dramatic mountain route between the capital and the Red Sea coast and for being one of the few surviving steam-era railways in Africa.
  • E. Dammam–Jubail freight line
    The Dammam–Jubail freight line is a dedicated railway corridor in Saudi Arabia that connects industrial hubs on the Gulf coast, primarily serving heavy freight and petrochemical transport.
  • 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: Aden branch railway line
Triple: [Maud, servedBy, Aden branch railway line]
Generated description
The Aden branch railway line was a regional rail route in Scotland that connected rural communities, including the village of Maud, to the wider railway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Aden branch railway line
Target entity description: The Aden branch railway line was a regional rail route in Scotland that connected rural communities, including the village of Maud, to the wider railway network.
  • A. Sanaʽa–Taiz highway
    The Sanaʽa–Taiz highway is a major roadway in Yemen that links the capital Sanaʽa with the important southern city of Taiz, passing through key urban centers such as Ibb.
  • B. Riyadh–Jubail freight line
    The Riyadh–Jubail freight line is a major Saudi railway corridor dedicated to transporting goods between the capital Riyadh and the industrial city of Jubail, supporting the country’s logistics and industrial sectors.
  • C. Matara Line
    The Matara Line is a major coastal railway route in Sri Lanka that runs south from Colombo toward the city of Matara, serving numerous towns along the shoreline.
  • D. Asmara–Massawa railway
    The Asmara–Massawa railway is a historic narrow-gauge line in Eritrea, renowned for its dramatic mountain route between the capital and the Red Sea coast and for being one of the few surviving steam-era railways in Africa.
  • E. Dammam–Jubail freight line
    The Dammam–Jubail freight line is a dedicated railway corridor in Saudi Arabia that connects industrial hubs on the Gulf coast, primarily serving heavy freight and petrochemical transport.
  • 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_69e0c459acb481909bb6ee452a0045c7 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69e9ea187a3c8190b3f33bd760dc1f54 completed April 23, 2026, 9:44 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09cffba6988190849cfdc01dc840d4 completed May 17, 2026, 2:26 p.m.
NEDg Description generation batch_6a09d23d8e0c8190a141bdc443762a73 completed May 17, 2026, 2:35 p.m.
NED2 Entity disambiguation (via description) batch_6a09d29b775081908be774703201b27c completed May 17, 2026, 2:37 p.m.
Created at: April 16, 2026, 6:20 p.m.