Triple

T1540153
Position Surface form Disambiguated ID Type / Status
Subject Homewood, Illinois E32846 entity
Predicate hasTransportationFeature P11026 FINISHED
Object Homewood station
Homewood station is a commuter rail and Amtrak train station serving the village of Homewood in the south suburbs of Chicago, Illinois.
 E249371 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: Homewood station | Statement: [Homewood, Illinois, hasTransportationFeature, Homewood station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Homewood station
Context triple: [Homewood, Illinois, hasTransportationFeature, Homewood station]
  • A. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • B. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • C. Pennbrook station
    Pennbrook station is a SEPTA Regional Rail stop in Pennsylvania serving commuters on the Lansdale/Doylestown Line.
  • D. Valley Road station
    Valley Road station is a small light rail stop on the MBTA's Mattapan trolley line in Milton, Massachusetts.
  • E. West Concord station
    West Concord station is a commuter rail stop in West Concord, Massachusetts, serving passengers on regional rail services into the Greater Boston area.
  • 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: Homewood station
Triple: [Homewood, Illinois, hasTransportationFeature, Homewood station]
Generated description
Homewood station is a commuter rail and Amtrak train station serving the village of Homewood in the south suburbs of Chicago, Illinois.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Homewood station
Target entity description: Homewood station is a commuter rail and Amtrak train station serving the village of Homewood in the south suburbs of Chicago, Illinois.
  • A. Braintree station
    Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
  • B. Edgewood station
    Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
  • C. Pennbrook station
    Pennbrook station is a SEPTA Regional Rail stop in Pennsylvania serving commuters on the Lansdale/Doylestown Line.
  • D. Valley Road station
    Valley Road station is a small light rail stop on the MBTA's Mattapan trolley line in Milton, Massachusetts.
  • E. West Concord station
    West Concord station is a commuter rail stop in West Concord, Massachusetts, serving passengers on regional rail services into the Greater Boston area.
  • 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_69a885ed29088190a3c2d5a3d100c16e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a9083c942481909168394b6674d82b completed March 5, 2026, 4:36 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae719b71488190ad3de9f58d0d46a3 completed March 9, 2026, 7:07 a.m.
NEDg Description generation batch_69ae72590df081909a17a239e1814a0d completed March 9, 2026, 7:10 a.m.
NED2 Entity disambiguation (via description) batch_69ae72a694a8819080ec462c0a9c38ac completed March 9, 2026, 7:11 a.m.
Created at: March 4, 2026, 7:26 p.m.