Triple

T12469792
Position Surface form Disambiguated ID Type / Status
Subject Pwll Du quarries E298022 entity
Predicate connectedBy P37 FINISHED
Object Pwll Du Tramroad
Pwll Du Tramroad was an early industrial-era tramway in Wales built to transport limestone and other materials from the Pwll Du quarries to nearby ironworks and canals.
E983387 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: Pwll Du Tramroad | Statement: [Pwll Du quarries, connectedBy, Pwll Du Tramroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pwll Du Tramroad
Context triple: [Pwll Du quarries, connectedBy, Pwll Du Tramroad]
  • A. Blaengwrach
    Blaengwrach is a small village and community in the Neath Valley of South Wales, known for its scenic surroundings and former coal mining heritage.
  • B. Blaenrhondda
    Blaenrhondda is a small former coal-mining village in the Rhondda Fawr valley of Rhondda Cynon Taf, South Wales.
  • C. Pont-y-Pant
    Pont-y-Pant is a small rural halt railway station in North Wales serving the village of Dolwyddelan in the Conwy Valley.
  • D. Ebbw Valley Railway
    The Ebbw Valley Railway is a passenger rail line in South Wales that connects communities in the Ebbw Valley with larger hubs such as Cardiff, supporting regional commuting and regeneration.
  • E. Llanberis Lake Railway
    The Llanberis Lake Railway is a narrow-gauge heritage railway in Snowdonia, Wales, offering scenic rides along the shores of Llyn Padarn with views of the surrounding mountains.
  • 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: Pwll Du Tramroad
Triple: [Pwll Du quarries, connectedBy, Pwll Du Tramroad]
Generated description
Pwll Du Tramroad was an early industrial-era tramway in Wales built to transport limestone and other materials from the Pwll Du quarries to nearby ironworks and canals.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pwll Du Tramroad
Target entity description: Pwll Du Tramroad was an early industrial-era tramway in Wales built to transport limestone and other materials from the Pwll Du quarries to nearby ironworks and canals.
  • A. Blaengwrach
    Blaengwrach is a small village and community in the Neath Valley of South Wales, known for its scenic surroundings and former coal mining heritage.
  • B. Blaenrhondda
    Blaenrhondda is a small former coal-mining village in the Rhondda Fawr valley of Rhondda Cynon Taf, South Wales.
  • C. Pont-y-Pant
    Pont-y-Pant is a small rural halt railway station in North Wales serving the village of Dolwyddelan in the Conwy Valley.
  • D. Ebbw Valley Railway
    The Ebbw Valley Railway is a passenger rail line in South Wales that connects communities in the Ebbw Valley with larger hubs such as Cardiff, supporting regional commuting and regeneration.
  • E. Llanberis Lake Railway
    The Llanberis Lake Railway is a narrow-gauge heritage railway in Snowdonia, Wales, offering scenic rides along the shores of Llyn Padarn with views of the surrounding mountains.
  • 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_69d6ada270808190b1a2b2e7b02bb426 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94dba7f6c8190b272f649e0777362 completed April 10, 2026, 7:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f63f2175c48190bbd28ad8c07434f0 completed May 2, 2026, 6:14 p.m.
NEDg Description generation batch_69f6401199408190ad2657802afd93c9 completed May 2, 2026, 6:18 p.m.
NED2 Entity disambiguation (via description) batch_69f6416ba1bc8190a772bffe4d83ec15 completed May 2, 2026, 6:24 p.m.
Created at: April 8, 2026, 9:56 p.m.