Triple

T22154398
Position Surface form Disambiguated ID Type / Status
Subject Dartmouth Steam Railway E547495 entity
Predicate marketingName P11546 FINISHED
Object Dartmouth Steam Railway & River Boat Company — NE NERFINISHED

How this triple was built (2 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: Dartmouth Steam Railway & River Boat Company | Statement: [Dartmouth Steam Railway, marketingName, Dartmouth Steam Railway & River Boat Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Dartmouth Steam Railway & River Boat Company
Context triple: [Dartmouth Steam Railway, marketingName, Dartmouth Steam Railway & River Boat Company]
  • A. Dartmouth Steam Railway chosen
    Dartmouth Steam Railway is a heritage steam-operated tourist railway in Devon, England, running along the scenic coast and River Dart between Paignton and Kingswear.
  • B. Portsmouth Harbour Railway and Dock Company
    The Portsmouth Harbour Railway and Dock Company was a 19th-century British railway enterprise responsible for developing rail access and dock facilities at Portsmouth Harbour.
  • C. Essex Steam Train and Riverboat
    Essex Steam Train and Riverboat is a heritage attraction in Connecticut offering scenic vintage train rides combined with riverboat cruises along the Connecticut River.
  • D. St Rollox Locomotive Works
    St Rollox Locomotive Works is a historic railway engineering and locomotive repair facility in Springburn, Glasgow, that played a major role in Scotland’s railway industry.
  • E. Bute Dock Company
    The Bute Dock Company was a 19th-century dock and railway enterprise in Cardiff, Wales, central to the development and export of coal from the region.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e3b52088190ad5df386d01eb2fb completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f129f6d5b88190badee2e515a3b633 completed April 28, 2026, 9:43 p.m.
Created at: April 16, 2026, 8:33 p.m.