Triple

T19612242
Position Surface form Disambiguated ID Type / Status
Subject JXN E470760 entity
Predicate identifierFor P3732 FINISHED
Object Jackson, MI (Amtrak station)
Jackson, MI (Amtrak station) is a historic passenger rail station in Jackson, Michigan, served by Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
 E1387112 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: Jackson, MI (Amtrak station) | Statement: [JXN, identifierFor, Jackson, MI (Amtrak station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Jackson, MI (Amtrak station)
Context triple: [JXN, identifierFor, Jackson, MI (Amtrak station)]
  • A. Ann Arbor station
    Ann Arbor station is a key Amtrak passenger rail stop in Ann Arbor, Michigan, serving intercity trains along the busy Chicago–Detroit/Pontiac corridor.
  • B. Grand Rapids station
    Grand Rapids station is a passenger rail station in Grand Rapids, Michigan, serving as the western terminus of Amtrak’s Pere Marquette line.
  • C. Detroit station (Amtrak)
    Detroit station (Amtrak) is a key intercity passenger rail station in Detroit, Michigan, serving as a major stop on Amtrak routes connecting the city with Chicago and other destinations in the Midwest.
  • D. Jackson, Michigan
    Jackson, Michigan is a mid-sized city in south-central Michigan historically notable as the birthplace of the Republican Party in the 1850s.
  • E. Port Huron station
    Port Huron station is an Amtrak passenger rail station in Port Huron, Michigan, serving as the eastern terminus of the Blue Water route between Chicago and Port Huron.
  • 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: Jackson, MI (Amtrak station)
Triple: [JXN, identifierFor, Jackson, MI (Amtrak station)]
Generated description
Jackson, MI (Amtrak station) is a historic passenger rail station in Jackson, Michigan, served by Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Jackson, MI (Amtrak station)
Target entity description: Jackson, MI (Amtrak station) is a historic passenger rail station in Jackson, Michigan, served by Amtrak trains on the Wolverine line between Chicago and Detroit/Pontiac.
  • A. Ann Arbor station
    Ann Arbor station is a key Amtrak passenger rail stop in Ann Arbor, Michigan, serving intercity trains along the busy Chicago–Detroit/Pontiac corridor.
  • B. Grand Rapids station
    Grand Rapids station is a passenger rail station in Grand Rapids, Michigan, serving as the western terminus of Amtrak’s Pere Marquette line.
  • C. Detroit station (Amtrak)
    Detroit station (Amtrak) is a key intercity passenger rail station in Detroit, Michigan, serving as a major stop on Amtrak routes connecting the city with Chicago and other destinations in the Midwest.
  • D. Jackson, Michigan
    Jackson, Michigan is a mid-sized city in south-central Michigan historically notable as the birthplace of the Republican Party in the 1850s.
  • E. Port Huron station
    Port Huron station is an Amtrak passenger rail station in Port Huron, Michigan, serving as the eastern terminus of the Blue Water route between Chicago and Port Huron.
  • 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_69d8e510fa248190b7afb274a1d4cf73 completed April 10, 2026, 11:54 a.m.
NER Named-entity recognition batch_69e640cbeda08190addb1adf84af4993 completed April 20, 2026, 3:05 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0771b2075481908c18e903421703cf completed May 15, 2026, 7:19 p.m.
NEDg Description generation batch_6a0772b3e6c88190b341479f838093f8 completed May 15, 2026, 7:23 p.m.
NED2 Entity disambiguation (via description) batch_6a077334652c8190b044d444e3004f29 completed May 15, 2026, 7:25 p.m.
Created at: April 10, 2026, 1:43 p.m.