Triple

T10639249
Position Surface form Disambiguated ID Type / Status
Subject Somerville train station E250675 entity
Predicate formerOperator P179 FINISHED
Object Central Railroad of New Jersey E141580 NE FINISHED

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: Central Railroad of New Jersey | Statement: [Somerville train station, formerOperator, Central Railroad of New Jersey]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Central Railroad of New Jersey
Context triple: [Somerville train station, formerOperator, Central Railroad of New Jersey]
  • A. Central Railroad of New Jersey chosen
    The Central Railroad of New Jersey was a major northeastern U.S. railroad that primarily served New Jersey and the New York City area before its operations were absorbed into Conrail in the 1970s.
  • B. Southern Railroad of New Jersey
    The Southern Railroad of New Jersey is a shortline freight railroad that operates and maintains portions of the South Jersey rail network.
  • C. Lehigh Valley Railroad
    Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
  • D. New York and Long Branch Railroad
    The New York and Long Branch Railroad was a historic rail line in New Jersey that provided passenger and freight service along the Jersey Shore and later formed the core of today’s North Jersey Coast Line.
  • E. North Jersey Coast Line
    The North Jersey Coast Line is a commuter rail line in New Jersey that runs between New York City/Newark and the Jersey Shore, serving numerous coastal communities.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa5a4c4881908f39be6efe5981e5 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6dfaf12188190a5774d4d64674653 completed April 8, 2026, 11:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69d9884dab1481909c868f7d54265a60 completed April 10, 2026, 11:31 p.m.
Created at: April 8, 2026, 9:04 p.m.