Triple

T20382846
Position Surface form Disambiguated ID Type / Status
Subject Coleraine, Minnesota E497882 entity
Predicate locatedInRegion P40 FINISHED
Object Mesabi Iron Range
The Mesabi Iron Range is a major iron ore mining district in northeastern Minnesota that has historically been one of the most important sources of iron ore in the United States.
E1159167 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: Mesabi Iron Range | Statement: [Coleraine, Minnesota, locatedInRegion, Mesabi Iron Range]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mesabi Iron Range
Context triple: [Coleraine, Minnesota, locatedInRegion, Mesabi Iron Range]
  • A. Marquette Iron Range
    The Marquette Iron Range is a major iron ore mining district in Michigan's Upper Peninsula that historically served as one of the United States' most important sources of iron.
  • B. Menominee Iron Range
    The Menominee Iron Range is a major iron ore mining district in Michigan’s Upper Peninsula that historically supported towns like Iron Mountain and contributed significantly to the region’s industrial development.
  • C. Iron Range, Minnesota
    Iron Range, Minnesota is a historic iron-mining region in northeastern Minnesota known for its rich mineral deposits, mining heritage, and distinctive working-class communities.
  • D. Gogebic Range region
    The Gogebic Range region is an iron-rich area spanning parts of northern Michigan and Wisconsin, historically known for its extensive iron ore mining and rugged, forested landscape.
  • E. Iron Range region of Minnesota
    The Iron Range region of Minnesota is a historic mining area in northern Minnesota known for its rich iron ore deposits and strong labor and cultural heritage.
  • 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: Mesabi Iron Range
Triple: [Coleraine, Minnesota, locatedInRegion, Mesabi Iron Range]
Generated description
The Mesabi Iron Range is a major iron ore mining district in northeastern Minnesota that has historically been one of the most important sources of iron ore in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mesabi Iron Range
Target entity description: The Mesabi Iron Range is a major iron ore mining district in northeastern Minnesota that has historically been one of the most important sources of iron ore in the United States.
  • A. Marquette Iron Range
    The Marquette Iron Range is a major iron ore mining district in Michigan's Upper Peninsula that historically served as one of the United States' most important sources of iron.
  • B. Menominee Iron Range
    The Menominee Iron Range is a major iron ore mining district in Michigan’s Upper Peninsula that historically supported towns like Iron Mountain and contributed significantly to the region’s industrial development.
  • C. Iron Range, Minnesota chosen
    Iron Range, Minnesota is a historic iron-mining region in northeastern Minnesota known for its rich mineral deposits, mining heritage, and distinctive working-class communities.
  • D. Gogebic Range region
    The Gogebic Range region is an iron-rich area spanning parts of northern Michigan and Wisconsin, historically known for its extensive iron ore mining and rugged, forested landscape.
  • E. Iron Range region of Minnesota
    The Iron Range region of Minnesota is a historic mining area in northern Minnesota known for its rich iron ore deposits and strong labor and cultural heritage.
  • F. None of above.

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_69e0b4a5b7908190a972e4e7e698ae94 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e678b208ec8190a09bf5fd947a2a02 completed April 20, 2026, 7:04 p.m.
NED1 Entity disambiguation (via context triple) batch_6a088b0181a4819091030ed92f04d2dc completed May 16, 2026, 3:19 p.m.
NEDg Description generation batch_6a088f2c8ccc8190a1dc02db8e799355 completed May 16, 2026, 3:37 p.m.
NED2 Entity disambiguation (via description) batch_6a088f81fd0c8190a006db7e4fa9b440 completed May 16, 2026, 3:38 p.m.
Created at: April 16, 2026, 11:27 a.m.