Triple

T2512801
Position Surface form Disambiguated ID Type / Status
Subject Metra Electric District line E52738 entity
Predicate serves P98 FINISHED
Object Pullman neighborhood
The Pullman neighborhood is a historic South Side Chicago community known for its 19th-century planned industrial town, landmark architecture, and role in American labor history.
 E272749 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: Pullman neighborhood | Statement: [Metra Electric District line, serves, Pullman neighborhood]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Pullman neighborhood
Context triple: [Metra Electric District line, serves, Pullman neighborhood]
  • A. Humboldt neighborhood
    Humboldt neighborhood is a residential district in northeast Portland, Oregon, known for its diverse community and proximity to local parks, schools, and commercial corridors.
  • B. Fremont neighborhood
    The Fremont neighborhood is a quirky, artsy district in Seattle known for its public art, eclectic shops, and vibrant waterfront along Lake Union.
  • C. Parkside neighborhood
    Parkside neighborhood is a residential area known for its characteristic parkways and green, tree-lined streets.
  • D. Cathedral Park neighborhood
    Cathedral Park neighborhood is a riverside community in North Portland, Oregon, known for its namesake Cathedral Park beneath the St. Johns Bridge and its scenic views of the Willamette River.
  • E. Northwood neighborhood
    Northwood neighborhood is a residential area in Northeast Philadelphia known for its tree-lined streets, historic homes, and proximity to Frankford Avenue.
  • 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: Pullman neighborhood
Triple: [Metra Electric District line, serves, Pullman neighborhood]
Generated description
The Pullman neighborhood is a historic South Side Chicago community known for its 19th-century planned industrial town, landmark architecture, and role in American labor history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Pullman neighborhood
Target entity description: The Pullman neighborhood is a historic South Side Chicago community known for its 19th-century planned industrial town, landmark architecture, and role in American labor history.
  • A. Humboldt neighborhood
    Humboldt neighborhood is a residential district in northeast Portland, Oregon, known for its diverse community and proximity to local parks, schools, and commercial corridors.
  • B. Fremont neighborhood
    The Fremont neighborhood is a quirky, artsy district in Seattle known for its public art, eclectic shops, and vibrant waterfront along Lake Union.
  • C. Parkside neighborhood
    Parkside neighborhood is a residential area known for its characteristic parkways and green, tree-lined streets.
  • D. Cathedral Park neighborhood
    Cathedral Park neighborhood is a riverside community in North Portland, Oregon, known for its namesake Cathedral Park beneath the St. Johns Bridge and its scenic views of the Willamette River.
  • E. Northwood neighborhood
    Northwood neighborhood is a residential area in Northeast Philadelphia known for its tree-lined streets, historic homes, and proximity to Frankford Avenue.
  • 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_69ab4958e76481908a235377dd921c9e completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abd20b6d008190acec0eb172e218c9 completed March 7, 2026, 7:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69af1faed61481909f13b8a014b39ed3 completed March 9, 2026, 7:29 p.m.
NEDg Description generation batch_69af20e421308190b62a954659537163 completed March 9, 2026, 7:35 p.m.
NED2 Entity disambiguation (via description) batch_69af215e2eec8190a18e41824acf196b completed March 9, 2026, 7:37 p.m.
Created at: March 6, 2026, 9:46 p.m.