Triple

T16309121
Position Surface form Disambiguated ID Type / Status
Subject Green Line southern extension E396000 entity
Predicate terminusAfterExtension P78218 FINISHED
Object Branch Avenue station E91883 NE FINISHED

How this triple was built (3 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: Branch Avenue station | Statement: [Green Line southern extension, terminusAfterExtension, Branch Avenue station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Branch Avenue station
Context triple: [Green Line southern extension, terminusAfterExtension, Branch Avenue station]
  • A. Branch Avenue station chosen
    Branch Avenue station is a Washington Metro rail station in Maryland that serves as the southern terminus of the system’s Green Line.
  • B. Forest Avenue station
    Forest Avenue station is a New York City Subway stop on the M line located in the Ridgewood neighborhood of Queens.
  • C. 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.
  • D. North Avenue station
    North Avenue station is a rapid transit stop in Atlanta, Georgia, serving MARTA’s Red Line near the city’s Midtown and downtown areas.
  • E. North Avenue station
    North Avenue station is a transit stop on Baltimore's Light Rail system serving the North Avenue corridor in Baltimore, Maryland.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: terminusAfterExtension
Context triple: [Green Line southern extension, terminusAfterExtension, Branch Avenue station]
  • A. extensionTerminus chosen
    Indicates the endpoint or final limit to which something is extended or continues.
  • B. terminusUpper
    Indicates that one entity serves as the upper or final endpoint (terminus) of another entity, such as a route, segment, or ordered structure.
  • C. terminus
    Indicates that one entity serves as the final endpoint or stopping place for another entity’s movement, route, or process.
  • D. formerTerminusFor
    Indicates that a location once served as the endpoint or final stop of a route, line, or service, but no longer holds that status.
  • E. terminusOnBranch
    Indicates that one endpoint or terminal location lies on a specific branch or subsidiary segment of a larger structure or network.
  • F. None of above.

Provenance (4 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_69d87f23bb088190a16fbb91a1957ea5 completed April 10, 2026, 4:40 a.m.
NER Named-entity recognition batch_69e288d9557c81909203cd47aebf0f44 completed April 17, 2026, 7:24 p.m.
NED1 Entity disambiguation (via context triple) batch_6a001fa517908190a29caa0156b1d1cd completed May 10, 2026, 6:03 a.m.
PD Predicate disambiguation batch_69e219fa5508819097e9d383348bf174 completed April 17, 2026, 11:31 a.m.
Created at: April 10, 2026, 5:06 a.m.