Triple

T18096614
Position Surface form Disambiguated ID Type / Status
Subject Silver Comet Trail E433104 entity
Predicate namedAfter P63 FINISHED
Object Silver Comet passenger train
The Silver Comet passenger train was a mid-20th-century streamlined passenger service operated by the Seaboard Air Line Railroad between New York and the southeastern United States.
E1305870 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: Silver Comet passenger train | Statement: [Silver Comet Trail, namedAfter, Silver Comet passenger train]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Silver Comet passenger train
Context triple: [Silver Comet Trail, namedAfter, Silver Comet passenger train]
  • A. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • B. Silver Star (train)
    The Silver Star is an Amtrak long-distance passenger train that operates between New York City and Miami, serving major cities along the U.S. East Coast.
  • C. Durbin Rocket excursion train
    The Durbin Rocket excursion train is a heritage tourist railroad in Durbin, West Virginia, offering scenic rides through the surrounding countryside in vintage railcars pulled by historic locomotives.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • 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: Silver Comet passenger train
Triple: [Silver Comet Trail, namedAfter, Silver Comet passenger train]
Generated description
The Silver Comet passenger train was a mid-20th-century streamlined passenger service operated by the Seaboard Air Line Railroad between New York and the southeastern United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Silver Comet passenger train
Target entity description: The Silver Comet passenger train was a mid-20th-century streamlined passenger service operated by the Seaboard Air Line Railroad between New York and the southeastern United States.
  • A. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • B. Silver Star (train)
    The Silver Star is an Amtrak long-distance passenger train that operates between New York City and Miami, serving major cities along the U.S. East Coast.
  • C. Durbin Rocket excursion train
    The Durbin Rocket excursion train is a heritage tourist railroad in Durbin, West Virginia, offering scenic rides through the surrounding countryside in vintage railcars pulled by historic locomotives.
  • D. Crescent (train)
    The Crescent is a long-distance Amtrak passenger train that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • E. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • 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_69d8b907d05c819083cc3bd6021089e6 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4dd1de6f48190a3fefd02a4b2ab58 completed April 19, 2026, 1:48 p.m.
NED1 Entity disambiguation (via context triple) batch_6a035d9f808c81909352344ab5d3e672 completed May 12, 2026, 5:04 p.m.
NEDg Description generation batch_6a036187ba808190a0e1964a09f652a7 completed May 12, 2026, 5:21 p.m.
NED2 Entity disambiguation (via description) batch_6a036213f46881908c5d7d5468f4f6b3 completed May 12, 2026, 5:23 p.m.
Created at: April 10, 2026, 10:27 a.m.