Triple

T955491
Position Surface form Disambiguated ID Type / Status
Subject South Jersey rail network E20616 entity
Predicate historicalOperator P2834 FINISHED
Object Camden and Atlantic Railroad
The Camden and Atlantic Railroad was a 19th-century rail line in southern New Jersey that played a key role in connecting Camden to the Atlantic coast and fostering regional development.
 E114168 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: Camden and Atlantic Railroad | Statement: [South Jersey rail network, historicalOperator, Camden and Atlantic Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Camden and Atlantic Railroad
Context triple: [South Jersey rail network, historicalOperator, Camden and Atlantic Railroad]
  • A. Philadelphia, Wilmington and Baltimore Railroad
    The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
  • B. Baltimore and Susquehanna Railroad
    The Baltimore and Susquehanna Railroad was an early 19th-century American railroad that helped pioneer rail transportation in Maryland and Pennsylvania, eventually becoming part of the Northern Central Railway system.
  • C. West Jersey and Seashore Railroad
    The West Jersey and Seashore Railroad was an early 20th-century railroad in southern New Jersey that provided key passenger and freight service to coastal and inland communities, including routes to popular seaside resorts.
  • D. Wilmington/Newark Line
    The Wilmington/Newark Line is a commuter rail service in the SEPTA Regional Rail system that connects Philadelphia with Wilmington and Newark in Delaware.
  • E. Camden Line
    The Camden Line is a commuter rail service in Maryland that connects Washington, D.C. with Baltimore and surrounding communities as part of the MARC Train system.
  • 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: Camden and Atlantic Railroad
Triple: [South Jersey rail network, historicalOperator, Camden and Atlantic Railroad]
Generated description
The Camden and Atlantic Railroad was a 19th-century rail line in southern New Jersey that played a key role in connecting Camden to the Atlantic coast and fostering regional development.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Camden and Atlantic Railroad
Target entity description: The Camden and Atlantic Railroad was a 19th-century rail line in southern New Jersey that played a key role in connecting Camden to the Atlantic coast and fostering regional development.
  • A. Philadelphia, Wilmington and Baltimore Railroad
    The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
  • B. Baltimore and Susquehanna Railroad
    The Baltimore and Susquehanna Railroad was an early 19th-century American railroad that helped pioneer rail transportation in Maryland and Pennsylvania, eventually becoming part of the Northern Central Railway system.
  • C. West Jersey and Seashore Railroad
    The West Jersey and Seashore Railroad was an early 20th-century railroad in southern New Jersey that provided key passenger and freight service to coastal and inland communities, including routes to popular seaside resorts.
  • D. Wilmington/Newark Line
    The Wilmington/Newark Line is a commuter rail service in the SEPTA Regional Rail system that connects Philadelphia with Wilmington and Newark in Delaware.
  • E. Camden Line
    The Camden Line is a commuter rail service in Maryland that connects Washington, D.C. with Baltimore and surrounding communities as part of the MARC Train system.
  • 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_69a493b21f2881908132dcf45dcd2f36 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b3f7a7608190b8a8dd2486654bec completed March 1, 2026, 9:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac17016be0819097207669eae17490 completed March 7, 2026, 12:16 p.m.
NEDg Description generation batch_69ac1787a9ac81908f032cd893d3efe8 completed March 7, 2026, 12:18 p.m.
NED2 Entity disambiguation (via description) batch_69ac1807aa388190ad2910966c9d1b04 completed March 7, 2026, 12:20 p.m.
Created at: March 1, 2026, 7:40 p.m.