Triple

T6017610
Position Surface form Disambiguated ID Type / Status
Subject Amtrak Carolinian E133985 entity
Predicate regionServed P82 FINISHED
Object Southeastern United States E3735 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: Southeastern United States | Statement: [Amtrak Carolinian, regionServed, Southeastern United States]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Southeastern United States
Context triple: [Amtrak Carolinian, regionServed, Southeastern United States]
  • A. Southern United States chosen
    The Southern United States is a culturally distinct region of the country known for its historical ties to the Confederacy, unique traditions in music and cuisine, and a warm climate spanning from the Atlantic coast to the Gulf of Mexico.
  • B. Southeastern
    Southeastern is a British train operating company that runs passenger rail services across southeast London and the counties of Kent and East Sussex.
  • C. Southeast
    Southeast is the common abbreviation for the NBA’s Southeast Division, a grouping of professional basketball teams based in the southeastern United States.
  • D. Southeast
    Southeast is a Metro-North Railroad commuter rail station in Putnam County, New York, serving as a key park-and-ride hub and transfer point near the northern end of the Harlem Line.
  • E. South Atlantic States
    The South Atlantic States are a U.S. region along the Atlantic coast that typically includes states such as Delaware, Maryland, Virginia, the Carolinas, Georgia, and sometimes Florida, known for their historical significance, coastal geography, and diverse economies.
  • 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_69c008742a5c8190b9cb9c2787a3d8b3 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c04f8458588190a78aa32cbdbecfb1 completed March 22, 2026, 8:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c107d46ebc81908ec415782611ebef completed March 23, 2026, 9:28 a.m.
Created at: March 22, 2026, 4:07 p.m.