Triple

T10357897
Position Surface form Disambiguated ID Type / Status
Subject Blue Line (St. Louis MetroLink) E244048 entity
Predicate hasStation P35 FINISHED
Object East Riverfront station
East Riverfront station is a MetroLink light rail stop serving the East St. Louis, Illinois riverfront area across from downtown St. Louis.
 E864897 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: East Riverfront station | Statement: [Blue Line (St. Louis MetroLink), hasStation, East Riverfront station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Riverfront station
Context triple: [Blue Line (St. Louis MetroLink), hasStation, East Riverfront station]
  • A. Fairview Avenue Station
    Fairview Avenue Station is a light rail stop on the METRO Green Line serving the Saint Paul–Minneapolis area in Minnesota.
  • B. Park Avenue station
    Park Avenue station is a light rail stop on the Newark Light Rail system in Newark, New Jersey, serving local commuters along the line.
  • C. Shawmut station
    Shawmut station is a rapid transit stop on Boston's MBTA Red Line serving the Dorchester neighborhood along the Ashmont branch.
  • D. Waterfront Station
    Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
  • E. Merrick station
    Merrick station is a Long Island Rail Road commuter rail stop in Merrick, New York, serving passengers on the busy Babylon Branch between New York City and eastern Long Island.
  • 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: East Riverfront station
Triple: [Blue Line (St. Louis MetroLink), hasStation, East Riverfront station]
Generated description
East Riverfront station is a MetroLink light rail stop serving the East St. Louis, Illinois riverfront area across from downtown St. Louis.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: East Riverfront station
Target entity description: East Riverfront station is a MetroLink light rail stop serving the East St. Louis, Illinois riverfront area across from downtown St. Louis.
  • A. Fairview Avenue Station
    Fairview Avenue Station is a light rail stop on the METRO Green Line serving the Saint Paul–Minneapolis area in Minnesota.
  • B. Park Avenue station
    Park Avenue station is a light rail stop on the Newark Light Rail system in Newark, New Jersey, serving local commuters along the line.
  • C. Shawmut station
    Shawmut station is a rapid transit stop on Boston's MBTA Red Line serving the Dorchester neighborhood along the Ashmont branch.
  • D. Waterfront Station
    Waterfront Station is a major transit hub in downtown Vancouver, British Columbia, serving multiple rail and bus lines and providing access to the historic Gastown district.
  • E. Merrick station
    Merrick station is a Long Island Rail Road commuter rail stop in Merrick, New York, serving passengers on the busy Babylon Branch between New York City and eastern Long Island.
  • 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_69d89f53484881909fb976efb3882b9b completed April 10, 2026, 6:57 a.m.
NEDg Description generation batch_69d8a11d04fc8190a448e7c846d21cb5 completed April 10, 2026, 7:05 a.m.
NED2 Entity disambiguation (via description) batch_69d8a2b82bb48190899f37a967fef444 completed April 10, 2026, 7:11 a.m.
Created at: April 6, 2026, 11:58 a.m.