Triple

T19904750
Position Surface form Disambiguated ID Type / Status
Subject Grosvenor–Strathmore station E478383 entity
Predicate adjacentStationOnRedLine P24861 FINISHED
Object Medical Center station
Medical Center station is a Washington Metro Red Line station in Bethesda, Maryland, serving the National Institutes of Health and Walter Reed National Military Medical Center.
 E1401743 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: Medical Center station | Statement: [Grosvenor–Strathmore station, adjacentStationOnRedLine, Medical Center station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Medical Center station
Context triple: [Grosvenor–Strathmore station, adjacentStationOnRedLine, Medical Center station]
  • A. University Medical Center station
    University Medical Center station is a light rail stop on Salt Lake City's TRAX system serving the University of Utah medical campus and nearby facilities.
  • B. VHS Medical Center station
    VHS Medical Center station is a southern terminus station on Seoul Subway Line 9 serving the area around the Veterans Health Service Medical Center in Seoul, South Korea.
  • C. Facultad de Medicina station
    Facultad de Medicina station is a Buenos Aires Underground stop on Line D that serves the area around the University of Buenos Aires Faculty of Medicine.
  • D. Government Center station
    Government Center station is a major transit hub in downtown Miami that serves as a central connection point for multiple Miami-Dade public transportation lines.
  • E. Government Center station
    Government Center station is a major Boston subway hub and transfer point in downtown Boston, serving multiple MBTA Green Line branches and the Blue Line.
  • 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: Medical Center station
Triple: [Grosvenor–Strathmore station, adjacentStationOnRedLine, Medical Center station]
Generated description
Medical Center station is a Washington Metro Red Line station in Bethesda, Maryland, serving the National Institutes of Health and Walter Reed National Military Medical Center.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Medical Center station
Target entity description: Medical Center station is a Washington Metro Red Line station in Bethesda, Maryland, serving the National Institutes of Health and Walter Reed National Military Medical Center.
  • A. University Medical Center station
    University Medical Center station is a light rail stop on Salt Lake City's TRAX system serving the University of Utah medical campus and nearby facilities.
  • B. VHS Medical Center station
    VHS Medical Center station is a southern terminus station on Seoul Subway Line 9 serving the area around the Veterans Health Service Medical Center in Seoul, South Korea.
  • C. Facultad de Medicina station
    Facultad de Medicina station is a Buenos Aires Underground stop on Line D that serves the area around the University of Buenos Aires Faculty of Medicine.
  • D. Government Center station
    Government Center station is a major transit hub in downtown Miami that serves as a central connection point for multiple Miami-Dade public transportation lines.
  • E. Government Center station
    Government Center station is a major Boston subway hub and transfer point in downtown Boston, serving multiple MBTA Green Line branches and the Blue Line.
  • 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_69d8e520682081909892916424699bd5 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e65945cc2081908224902d5f042d7a completed April 20, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07ea473de88190aecf750fe536a8b3 completed May 16, 2026, 3:53 a.m.
NEDg Description generation batch_6a07ec3b2c088190b98bd03d132e1b4e completed May 16, 2026, 4:02 a.m.
NED2 Entity disambiguation (via description) batch_6a07ecb5ec708190bc79a1be73f746d9 completed May 16, 2026, 4:04 a.m.
Created at: April 10, 2026, 1:52 p.m.