Triple

T9370185
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Crescent E225508 entity
Predicate predecessor P97 FINISHED
Object Southern Railway Crescent
The Southern Railway Crescent was a famed Southern Railway passenger train that provided long-distance service between New York City and New Orleans before being succeeded by Amtrak’s Crescent.
 E794821 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: Southern Railway Crescent | Statement: [Amtrak Crescent, predecessor, Southern Railway Crescent]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Southern Railway Crescent
Context triple: [Amtrak Crescent, predecessor, Southern Railway Crescent]
  • A. Royal York Crescent
    Royal York Crescent is a famous Georgian terrace in the Clifton area of Bristol, England, noted for its sweeping crescent design and historic architecture.
  • B. Queen's Park Crescent
    Queen's Park Crescent is a curved residential street within the Queen's Park area of northwest London, known for its characteristic Victorian and Edwardian terraced houses.
  • C. Queen's Park Crescent
    Queen's Park Crescent is a major roadway encircling Toronto's Queen's Park, home to the Ontario Legislative Building and several key institutions.
  • D. Piedmont Crescent
    The Piedmont Crescent is a major urbanized region in North Carolina stretching in an arc through key cities such as Charlotte, the Triad, and the Triangle, known for its economic, educational, and transportation hubs.
  • E. Passy Crescent
    Passy Crescent is a student residence complex located on York University's Keele Campus in Toronto, Canada.
  • 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: Southern Railway Crescent
Triple: [Amtrak Crescent, predecessor, Southern Railway Crescent]
Generated description
The Southern Railway Crescent was a famed Southern Railway passenger train that provided long-distance service between New York City and New Orleans before being succeeded by Amtrak’s Crescent.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Southern Railway Crescent
Target entity description: The Southern Railway Crescent was a famed Southern Railway passenger train that provided long-distance service between New York City and New Orleans before being succeeded by Amtrak’s Crescent.
  • A. Royal York Crescent
    Royal York Crescent is a famous Georgian terrace in the Clifton area of Bristol, England, noted for its sweeping crescent design and historic architecture.
  • B. Queen's Park Crescent
    Queen's Park Crescent is a curved residential street within the Queen's Park area of northwest London, known for its characteristic Victorian and Edwardian terraced houses.
  • C. Queen's Park Crescent
    Queen's Park Crescent is a major roadway encircling Toronto's Queen's Park, home to the Ontario Legislative Building and several key institutions.
  • D. Piedmont Crescent
    The Piedmont Crescent is a major urbanized region in North Carolina stretching in an arc through key cities such as Charlotte, the Triad, and the Triangle, known for its economic, educational, and transportation hubs.
  • E. Passy Crescent
    Passy Crescent is a student residence complex located on York University's Keele Campus in Toronto, Canada.
  • 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_69ca842cbddc819099d71ecec48cf9e5 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd508274d88190a64b79ab731ac6a1 completed April 1, 2026, 5:06 p.m.
NED1 Entity disambiguation (via context triple) batch_69d0f411bb2c819091b67c70956c546b completed April 4, 2026, 11:20 a.m.
NEDg Description generation batch_69d0f5e382d88190bfb61c8e3a6cd646 completed April 4, 2026, 11:28 a.m.
NED2 Entity disambiguation (via description) batch_69d0f6544b008190b220687c5e9abac3 completed April 4, 2026, 11:30 a.m.
Created at: March 30, 2026, 7:43 p.m.