Triple

T6511258
Position Surface form Disambiguated ID Type / Status
Subject Galesburg, Illinois E150138 entity
Predicate hasPassengerTrain P522 FINISHED
Object Carl Sandburg (train)
Carl Sandburg is an Amtrak passenger train service in Illinois named after the poet Carl Sandburg, operating primarily between Chicago and Quincy.
 E352028 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: Carl Sandburg (train) | Statement: [Galesburg, Illinois, hasPassengerTrain, Carl Sandburg (train)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Carl Sandburg (train)
Context triple: [Galesburg, Illinois, hasPassengerTrain, Carl Sandburg (train)]
  • A. Pullman
    Pullman is a surname most notably associated with American actor Bill Pullman, known for his roles in films such as "Independence Day" and "While You Were Sleeping."
  • B. LeTrainTrain
    LeTrainTrain is a television production company known for producing high-profile scripted series such as the crime drama "Tokyo Vice."
  • C. Illinois Zephyr
    The Illinois Zephyr is a state-supported Amtrak passenger train that operates daily between Chicago and Quincy, Illinois, serving intermediate cities across the state.
  • D. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • E. Illini (Amtrak)
    The Illini is an Amtrak passenger train service operating in Illinois, primarily connecting Chicago with Carbondale and serving intermediate communities along the route.
  • 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: Carl Sandburg (train)
Triple: [Galesburg, Illinois, hasPassengerTrain, Carl Sandburg (train)]
Generated description
Carl Sandburg is an Amtrak passenger train service in Illinois named after the poet Carl Sandburg, operating primarily between Chicago and Quincy.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Carl Sandburg (train)
Target entity description: Carl Sandburg is an Amtrak passenger train service in Illinois named after the poet Carl Sandburg, operating primarily between Chicago and Quincy.
  • A. Pullman
    Pullman is a surname most notably associated with American actor Bill Pullman, known for his roles in films such as "Independence Day" and "While You Were Sleeping."
  • B. LeTrainTrain
    LeTrainTrain is a television production company known for producing high-profile scripted series such as the crime drama "Tokyo Vice."
  • C. Illinois Zephyr chosen
    The Illinois Zephyr is a state-supported Amtrak passenger train that operates daily between Chicago and Quincy, Illinois, serving intermediate cities across the state.
  • D. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • E. Illini (Amtrak)
    The Illini is an Amtrak passenger train service operating in Illinois, primarily connecting Chicago with Carbondale and serving intermediate communities along the route.
  • 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_69c687ef291081909d437f035eef1cda completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6ad92c624819086dbb12b4f6b78d3 completed March 27, 2026, 4:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6d50f7d048190ad13dcd3f80c2eb4 completed March 27, 2026, 7:05 p.m.
NEDg Description generation batch_69c6d6732d9c8190878b54902306b128 completed March 27, 2026, 7:11 p.m.
NED2 Entity disambiguation (via description) batch_69c6d82d77388190a3022a2366a5aec7 completed March 27, 2026, 7:19 p.m.
Created at: March 27, 2026, 1:43 p.m.