Triple

T10357888
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (St. Louis MetroLink) E244048 entity
Predicate hasStation P35 FINISHED
Object Forest Park–DeBaliviere station
Forest Park–DeBaliviere station is a major St. Louis MetroLink light rail transfer hub near Forest Park that connects multiple lines and serves as a key access point to nearby cultural attractions.
E866486 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: Forest Park–DeBaliviere station | Statement: [Blue Line (St. Louis MetroLink), hasStation, Forest Park–DeBaliviere station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Forest Park–DeBaliviere station
Context triple: [Blue Line (St. Louis MetroLink), hasStation, Forest Park–DeBaliviere station]
  • A. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • B. River Grove station
    River Grove station is a commuter rail stop in River Grove, Illinois, served by Metra’s North Central Service line in the Chicago metropolitan area.
  • C. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • D. North Avenue station
    North Avenue station is a major elevated rail station in Quezon City, Philippines, serving as a key commuter hub on Manila’s MRT Line 3.
  • E. Delmar Loop station
    Delmar Loop station is a St. Louis MetroLink light rail stop serving the vibrant Delmar Loop entertainment and shopping district near Washington University.
  • 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: Forest Park–DeBaliviere station
Triple: [Blue Line (St. Louis MetroLink), hasStation, Forest Park–DeBaliviere station]
Generated description
Forest Park–DeBaliviere station is a major St. Louis MetroLink light rail transfer hub near Forest Park that connects multiple lines and serves as a key access point to nearby cultural attractions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Forest Park–DeBaliviere station
Target entity description: Forest Park–DeBaliviere station is a major St. Louis MetroLink light rail transfer hub near Forest Park that connects multiple lines and serves as a key access point to nearby cultural attractions.
  • A. Forest Park station
    Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
  • B. River Grove station
    River Grove station is a commuter rail stop in River Grove, Illinois, served by Metra’s North Central Service line in the Chicago metropolitan area.
  • C. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • D. North Avenue station
    North Avenue station is a major elevated rail station in Quezon City, Philippines, serving as a key commuter hub on Manila’s MRT Line 3.
  • E. Delmar Loop station
    Delmar Loop station is a St. Louis MetroLink light rail stop serving the vibrant Delmar Loop entertainment and shopping district near Washington University.
  • 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_69d381b22b8c8190aaed476be5f872a9 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4e9563ea48190b8702b3ef497ed9a completed April 7, 2026, 11:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69d8dc10284c8190bcce0f058b88ef0e completed April 10, 2026, 11:16 a.m.
NEDg Description generation batch_69d8e50e618c8190a6b597fe511e05de completed April 10, 2026, 11:54 a.m.
NED2 Entity disambiguation (via description) batch_69d901c7684c8190837ed9ef0c2428af completed April 10, 2026, 1:57 p.m.
Created at: April 6, 2026, 11:58 a.m.