Triple

T6462469
Position Surface form Disambiguated ID Type / Status
Subject Royal Blue E142152 entity
Predicate competedWith P1375 FINISHED
Object Pennsylvania Railroad’s Senator
Pennsylvania Railroad’s Senator was a premier passenger train that operated between Washington, D.C., and Boston, serving as a flagship Northeast Corridor service in the mid-20th century.
 E594337 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: Pennsylvania Railroad’s Senator | Statement: [Royal Blue, competedWith, Pennsylvania Railroad’s Senator]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pennsylvania Railroad’s Senator
Context triple: [Royal Blue, competedWith, Pennsylvania Railroad’s Senator]
  • A. Thomas A. Scott
    Thomas A. Scott was a prominent 19th-century American railroad executive and businessman who played a key logistical role for the Union during the Civil War.
  • B. Pennsylvania Governor Joseph Ritner
    Pennsylvania Governor Joseph Ritner was a 19th-century American politician who served as governor of Pennsylvania and oversaw initiatives such as the state's first geological survey.
  • C. H. W. S. Cleveland
    H. W. S. Cleveland was a prominent 19th-century American landscape architect known for designing parks, park systems, and urban landscapes across the Midwest.
  • D. John Swope
    John Swope was an American photographer and aviator known for his work documenting World War II and Hollywood, and for being married to actress Dorothy McGuire.
  • E. Shaughnessy
    Shaughnessy is an affluent residential neighbourhood in Vancouver, British Columbia, known for its large heritage homes and tree-lined streets.
  • 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: Pennsylvania Railroad’s Senator
Triple: [Royal Blue, competedWith, Pennsylvania Railroad’s Senator]
Generated description
Pennsylvania Railroad’s Senator was a premier passenger train that operated between Washington, D.C., and Boston, serving as a flagship Northeast Corridor service in the mid-20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pennsylvania Railroad’s Senator
Target entity description: Pennsylvania Railroad’s Senator was a premier passenger train that operated between Washington, D.C., and Boston, serving as a flagship Northeast Corridor service in the mid-20th century.
  • A. Thomas A. Scott
    Thomas A. Scott was a prominent 19th-century American railroad executive and businessman who played a key logistical role for the Union during the Civil War.
  • B. Pennsylvania Governor Joseph Ritner
    Pennsylvania Governor Joseph Ritner was a 19th-century American politician who served as governor of Pennsylvania and oversaw initiatives such as the state's first geological survey.
  • C. H. W. S. Cleveland
    H. W. S. Cleveland was a prominent 19th-century American landscape architect known for designing parks, park systems, and urban landscapes across the Midwest.
  • D. John Swope
    John Swope was an American photographer and aviator known for his work documenting World War II and Hollywood, and for being married to actress Dorothy McGuire.
  • E. Shaughnessy
    Shaughnessy is an affluent residential neighbourhood in Vancouver, British Columbia, known for its large heritage homes and tree-lined streets.
  • 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_69c008d2f91c8190a8178767a35e08fc completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c069f7e5908190ae4d8da2b14d274f completed March 22, 2026, 10:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69c64be4e6888190a685f447e9950163 completed March 27, 2026, 9:20 a.m.
NEDg Description generation batch_69c64e4413f481908561a86bc9a9b0b2 completed March 27, 2026, 9:30 a.m.
NED2 Entity disambiguation (via description) batch_69c64ec0d40881908fda2e994f0f6ed5 completed March 27, 2026, 9:32 a.m.
Created at: March 22, 2026, 4:49 p.m.