Triple

T2111852
Position Surface form Disambiguated ID Type / Status
Subject Palmetto (train) E42520 entity
Predicate serviceBrand P34842 FINISHED
Object Amtrak Palmetto
Amtrak Palmetto is a daily intercity passenger train operated by Amtrak that runs along the U.S. East Coast between New York City and Savannah, Georgia.
E237055 NE FINISHED

How this triple was built (5 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: Amtrak Palmetto | Statement: [Palmetto (train), serviceBrand, Amtrak Palmetto]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amtrak Palmetto
Context triple: [Palmetto (train), serviceBrand, Amtrak Palmetto]
  • A. Amtrak Crescent
    Amtrak Crescent is a long-distance passenger train operated by Amtrak that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • B. Amtrak Carolinian
    The Amtrak Carolinian is a daily intercity passenger train that operates between Charlotte, North Carolina, and New York City, serving major cities along the Northeast and Southeast corridors.
  • C. Amtrak Piedmont
    Amtrak Piedmont is a state-supported passenger train service in North Carolina that operates between Raleigh and Charlotte, connecting several cities along the Piedmont corridor.
  • D. Amtrak Ethan Allen Express
    The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
  • E. Amtrak Auto Train
    Amtrak Auto Train is a long-distance passenger rail service that carries both travelers and their personal vehicles nonstop between the Washington, D.C. area and central Florida.
  • 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: Amtrak Palmetto
Triple: [Palmetto (train), serviceBrand, Amtrak Palmetto]
Generated description
Amtrak Palmetto is a daily intercity passenger train operated by Amtrak that runs along the U.S. East Coast between New York City and Savannah, Georgia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amtrak Palmetto
Target entity description: Amtrak Palmetto is a daily intercity passenger train operated by Amtrak that runs along the U.S. East Coast between New York City and Savannah, Georgia.
  • A. Amtrak Crescent
    Amtrak Crescent is a long-distance passenger train operated by Amtrak that runs daily between New York City and New Orleans, serving major cities along the U.S. East Coast and Deep South.
  • B. Amtrak Carolinian
    The Amtrak Carolinian is a daily intercity passenger train that operates between Charlotte, North Carolina, and New York City, serving major cities along the Northeast and Southeast corridors.
  • C. Amtrak Piedmont
    Amtrak Piedmont is a state-supported passenger train service in North Carolina that operates between Raleigh and Charlotte, connecting several cities along the Piedmont corridor.
  • D. Amtrak Ethan Allen Express
    The Amtrak Ethan Allen Express is an intercity passenger train service that operates between New York City and Vermont, providing a key rail connection through the Hudson Valley and upstate New York.
  • E. Amtrak Auto Train
    Amtrak Auto Train is a long-distance passenger rail service that carries both travelers and their personal vehicles nonstop between the Washington, D.C. area and central Florida.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: serviceBrand
Context triple: [Palmetto (train), serviceBrand, Amtrak Palmetto]
  • A. serviceLabel
    Indicates that a label or descriptive tag is assigned to a service to identify or categorize it.
  • B. serviceBranch
    Indicates the military or organizational branch in which an entity serves or is affiliated.
  • C. skipStopServiceBrand
    Indicates that a transit service intentionally bypasses a particular stop associated with a given service brand or operator.
  • D. parentBrand
    Indicates that one brand is the overarching or owning brand from which another brand is derived or subordinated.
  • E. serviceWith
    Indicates that one entity provides or is associated with a particular service offered to or used by another entity.
  • F. None of above. chosen

Provenance (7 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_69a8871040f08190aac2e2d0ab6b47ad completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abbb0369a88190af02f0e4e05e2511 completed March 7, 2026, 5:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae5194abec8190aab8b7a9ef98da92 completed March 9, 2026, 4:50 a.m.
NEDg Description generation batch_69ae524946f881908452e7f414962e70 completed March 9, 2026, 4:53 a.m.
NED2 Entity disambiguation (via description) batch_69ae529f2e508190b7483b70c9dbf9f9 completed March 9, 2026, 4:54 a.m.
PD Predicate disambiguation batch_69abb7ba08948190a3c236bb53ee4257 completed March 7, 2026, 5:29 a.m.
PDg Predicate description generation batch_69abb85fe7a08190b991b1f23bc34f93 completed March 7, 2026, 5:32 a.m.
Created at: March 4, 2026, 7:43 p.m.