Triple

T3686931
Position Surface form Disambiguated ID Type / Status
Subject Calumet Region E78246 entity
Predicate containsPort P35 FINISHED
Object Port of Indiana–Burns Harbor
Port of Indiana–Burns Harbor is a major deepwater port and industrial shipping hub on Lake Michigan in northwest Indiana, serving steel mills and other heavy industry in the greater Chicago–Calumet region.
E194323 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: Port of Indiana–Burns Harbor | Statement: [Calumet Region, containsPort, Port of Indiana–Burns Harbor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Port of Indiana–Burns Harbor
Context triple: [Calumet Region, containsPort, Port of Indiana–Burns Harbor]
  • A. Port of Toledo
    The Port of Toledo is a commercial and industrial maritime facility in Toledo, Ohio, serving as a key shipping hub on the Great Lakes–St. Lawrence Seaway system.
  • B. Port of Lorain
    The Port of Lorain is a commercial and industrial shipping hub on Lake Erie that serves as a key maritime gateway for Lorain, Ohio.
  • C. Burns Harbor, Indiana
    Burns Harbor, Indiana is a small industrial town on the shore of Lake Michigan known for its steel production facilities and proximity to the Indiana Dunes.
  • D. Port of Marquette
    The Port of Marquette is a commercial harbor on Lake Superior that serves as a key shipping point for bulk commodities in Michigan’s Upper Peninsula.
  • E. Port of Muskegon
    The Port of Muskegon is a commercial and recreational deep-water harbor on Lake Michigan that serves as a key maritime gateway for the Muskegon and greater West Michigan region.
  • 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: Port of Indiana–Burns Harbor
Triple: [Calumet Region, containsPort, Port of Indiana–Burns Harbor]
Generated description
Port of Indiana–Burns Harbor is a major deepwater port and industrial shipping hub on Lake Michigan in northwest Indiana, serving steel mills and other heavy industry in the greater Chicago–Calumet region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Port of Indiana–Burns Harbor
Target entity description: Port of Indiana–Burns Harbor is a major deepwater port and industrial shipping hub on Lake Michigan in northwest Indiana, serving steel mills and other heavy industry in the greater Chicago–Calumet region.
  • A. Port of Toledo
    The Port of Toledo is a commercial and industrial maritime facility in Toledo, Ohio, serving as a key shipping hub on the Great Lakes–St. Lawrence Seaway system.
  • B. Port of Lorain
    The Port of Lorain is a commercial and industrial shipping hub on Lake Erie that serves as a key maritime gateway for Lorain, Ohio.
  • C. Burns Harbor, Indiana chosen
    Burns Harbor, Indiana is a small industrial town on the shore of Lake Michigan known for its steel production facilities and proximity to the Indiana Dunes.
  • D. Port of Marquette
    The Port of Marquette is a commercial harbor on Lake Superior that serves as a key shipping point for bulk commodities in Michigan’s Upper Peninsula.
  • E. Port of Muskegon
    The Port of Muskegon is a commercial and recreational deep-water harbor on Lake Michigan that serves as a key maritime gateway for the Muskegon and greater West Michigan region.
  • 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_69ad85e285a081908f8cbfa9e2ed9b75 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc4c7e2bc81909356c8b0ed90feed completed March 8, 2026, 6:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69b4daffd6bc81908ac7a4b8b4073bc0 completed March 14, 2026, 3:50 a.m.
NEDg Description generation batch_69b4db9266f881908e31c7646b8c861c completed March 14, 2026, 3:52 a.m.
NED2 Entity disambiguation (via description) batch_69b4df53bb648190af6507919fd4d59d completed March 14, 2026, 4:08 a.m.
Created at: March 8, 2026, 3:26 p.m.