Triple

T1449983
Position Surface form Disambiguated ID Type / Status
Subject Baltimore Metro SubwayLink E31267 entity
Predicate hasStation P35 FINISHED
Object Upton–Avenue Market station
Upton–Avenue Market station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Upton neighborhood and its historic Avenue Market area.
 E211335 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: Upton–Avenue Market station | Statement: [Baltimore Metro SubwayLink, hasStation, Upton–Avenue Market station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Upton–Avenue Market station
Context triple: [Baltimore Metro SubwayLink, hasStation, Upton–Avenue Market station]
  • A. Eastern Market station
    Eastern Market station is a Washington Metro rapid transit stop in Washington, D.C., serving the Capitol Hill neighborhood on multiple lines.
  • B. Pattison Avenue station
    Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
  • C. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • D. Branch Avenue station
    Branch Avenue station is a Washington Metro rail station in Maryland that serves as the southern terminus of the system’s Green Line.
  • E. Avenue Road station
    Avenue Road station was the original name of Toronto’s Museum subway station on Line 1 Yonge–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: Upton–Avenue Market station
Triple: [Baltimore Metro SubwayLink, hasStation, Upton–Avenue Market station]
Generated description
Upton–Avenue Market station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Upton neighborhood and its historic Avenue Market area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Upton–Avenue Market station
Target entity description: Upton–Avenue Market station is an underground rapid transit stop on Baltimore’s Metro SubwayLink system serving the Upton neighborhood and its historic Avenue Market area.
  • A. Eastern Market station
    Eastern Market station is a Washington Metro rapid transit stop in Washington, D.C., serving the Capitol Hill neighborhood on multiple lines.
  • B. Pattison Avenue station
    Pattison Avenue station is a subway station in Philadelphia that serves as the southern terminus of SEPTA’s Broad Street Line, providing access to the South Philadelphia Sports Complex.
  • C. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • D. Branch Avenue station
    Branch Avenue station is a Washington Metro rail station in Maryland that serves as the southern terminus of the system’s Green Line.
  • E. Avenue Road station
    Avenue Road station was the original name of Toronto’s Museum subway station on Line 1 Yonge–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_69a499171a28819085b993a3ac78e363 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c55d923c8190957756f834f94462 completed March 1, 2026, 11:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69adeabbc9588190880996e549b8bd7a completed March 8, 2026, 9:31 p.m.
NEDg Description generation batch_69adeb6e8fe08190a4732d42aa15ee8e completed March 8, 2026, 9:34 p.m.
NED2 Entity disambiguation (via description) batch_69adebea03a08190bd055e3e6460b5f4 completed March 8, 2026, 9:36 p.m.
Created at: March 1, 2026, 8 p.m.