Triple

T6522119
Position Surface form Disambiguated ID Type / Status
Subject Romsey railway station E151208 entity
Predicate routeServed P5619 FINISHED
Object Cardiff Central–Portsmouth Harbour
Cardiff Central–Portsmouth Harbour is a cross-country railway service in southern Britain linking Cardiff in South Wales with the naval port city of Portsmouth on England’s south coast.
E605999 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: Cardiff Central–Portsmouth Harbour | Statement: [Romsey railway station, routeServed, Cardiff Central–Portsmouth Harbour]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cardiff Central–Portsmouth Harbour
Context triple: [Romsey railway station, routeServed, Cardiff Central–Portsmouth Harbour]
  • A. Porthcawl Harbour
    Porthcawl Harbour is a historic coastal harbour in the seaside town of Porthcawl, Wales, known for its maritime heritage and role in local fishing and leisure boating.
  • B. Port of Cardiff
    The Port of Cardiff is a major commercial seaport on the south coast of Wales that handles a variety of cargo and supports regional industry and trade.
  • C. Pembroke Dock
    Pembroke Dock is a coastal town in southwest Wales known historically for its naval dockyard and shipbuilding heritage.
  • D. Port of Swansea
    The Port of Swansea is a maritime cargo and former passenger port on the south coast of Wales that serves as a key gateway for trade and industry in the Swansea Bay area.
  • E. Port of Barry
    The Port of Barry is a commercial seaport in South Wales that handles a range of cargoes and supports regional industrial and maritime trade.
  • 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: Cardiff Central–Portsmouth Harbour
Triple: [Romsey railway station, routeServed, Cardiff Central–Portsmouth Harbour]
Generated description
Cardiff Central–Portsmouth Harbour is a cross-country railway service in southern Britain linking Cardiff in South Wales with the naval port city of Portsmouth on England’s south coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cardiff Central–Portsmouth Harbour
Target entity description: Cardiff Central–Portsmouth Harbour is a cross-country railway service in southern Britain linking Cardiff in South Wales with the naval port city of Portsmouth on England’s south coast.
  • A. Porthcawl Harbour
    Porthcawl Harbour is a historic coastal harbour in the seaside town of Porthcawl, Wales, known for its maritime heritage and role in local fishing and leisure boating.
  • B. Port of Cardiff
    The Port of Cardiff is a major commercial seaport on the south coast of Wales that handles a variety of cargo and supports regional industry and trade.
  • C. Pembroke Dock
    Pembroke Dock is a coastal town in southwest Wales known historically for its naval dockyard and shipbuilding heritage.
  • D. Port of Swansea
    The Port of Swansea is a maritime cargo and former passenger port on the south coast of Wales that serves as a key gateway for trade and industry in the Swansea Bay area.
  • E. Port of Barry
    The Port of Barry is a commercial seaport in South Wales that handles a range of cargoes and supports regional industrial and maritime trade.
  • 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_69c687f522748190b3058405553cdabd completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6ad95c2c88190b800aaaa73f99210 completed March 27, 2026, 4:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6d5204e78819082bf991c2ece09df completed March 27, 2026, 7:06 p.m.
NEDg Description generation batch_69c6d6aba9688190ada4f921768e314e completed March 27, 2026, 7:12 p.m.
NED2 Entity disambiguation (via description) batch_69c6d830ed6c8190a39126d97a5246d3 completed March 27, 2026, 7:19 p.m.
Created at: March 27, 2026, 1:45 p.m.