Triple

T3302921
Position Surface form Disambiguated ID Type / Status
Subject Grand Rapids and Indiana Railroad E69376 entity
Predicate servedRegion P82 FINISHED
Object southern Michigan
Southern Michigan is the lower portion of the U.S. state of Michigan, encompassing its most populous cities, major transportation corridors, and a mix of industrial, agricultural, and suburban areas.
E347633 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 Michigan | Statement: [Grand Rapids and Indiana Railroad, servedRegion, southern Michigan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: southern Michigan
Context triple: [Grand Rapids and Indiana Railroad, servedRegion, southern Michigan]
  • A. south-central Michigan
    South-central Michigan is a region of the U.S. state of Michigan characterized by mid-sized cities, agricultural areas, and transportation corridors connecting Detroit, Lansing, and Kalamazoo.
  • B. eastern Michigan
    Eastern Michigan is the eastern portion of the U.S. state of Michigan, encompassing areas such as the Thumb region and parts of the Lower Peninsula around cities like Flint and Saginaw.
  • C. West Michigan
    West Michigan is a region of the U.S. state of Michigan along the eastern shore of Lake Michigan, known for its mid-sized cities like Grand Rapids, manufacturing base, and scenic lakeshore communities.
  • D. Southeast Michigan
    Southeast Michigan is a region anchored by Detroit that serves as the historic heart of the U.S. automotive industry and a major center for manufacturing and engineering.
  • E. Northern Michigan
    Northern Michigan is a largely rural, forested and lake-dotted region of Michigan’s Lower Peninsula known for its outdoor recreation, tourism, and scenic small towns.
  • 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 Michigan
Triple: [Grand Rapids and Indiana Railroad, servedRegion, southern Michigan]
Generated description
Southern Michigan is the lower portion of the U.S. state of Michigan, encompassing its most populous cities, major transportation corridors, and a mix of industrial, agricultural, and suburban areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: southern Michigan
Target entity description: Southern Michigan is the lower portion of the U.S. state of Michigan, encompassing its most populous cities, major transportation corridors, and a mix of industrial, agricultural, and suburban areas.
  • A. south-central Michigan
    South-central Michigan is a region of the U.S. state of Michigan characterized by mid-sized cities, agricultural areas, and transportation corridors connecting Detroit, Lansing, and Kalamazoo.
  • B. eastern Michigan
    Eastern Michigan is the eastern portion of the U.S. state of Michigan, encompassing areas such as the Thumb region and parts of the Lower Peninsula around cities like Flint and Saginaw.
  • C. West Michigan
    West Michigan is a region of the U.S. state of Michigan along the eastern shore of Lake Michigan, known for its mid-sized cities like Grand Rapids, manufacturing base, and scenic lakeshore communities.
  • D. Southeast Michigan
    Southeast Michigan is a region anchored by Detroit that serves as the historic heart of the U.S. automotive industry and a major center for manufacturing and engineering.
  • E. Northern Michigan
    Northern Michigan is a largely rural, forested and lake-dotted region of Michigan’s Lower Peninsula known for its outdoor recreation, tourism, and scenic small towns.
  • 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_69ad859e529c8190a404273f53cb487d completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb0c662308190aad8b2a93e1c8a5c completed March 8, 2026, 5:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2f3e383088190a056ca793ebf4ffe completed March 12, 2026, 5:12 p.m.
NEDg Description generation batch_69b2f9fb060881909dd940c69cf4a12e completed March 12, 2026, 5:38 p.m.
NED2 Entity disambiguation (via description) batch_69b3137bf988819080cef6c1946ec622 completed March 12, 2026, 7:26 p.m.
Created at: March 8, 2026, 3:11 p.m.