Triple

T159631
Position Surface form Disambiguated ID Type / Status
Subject Baltimore Light RailLink E3252 entity
Predicate hasDepot P2413 FINISHED
Object North Avenue Light Rail Yard
North Avenue Light Rail Yard is a major maintenance, storage, and operations facility serving Baltimore’s Light RailLink system.
E19206 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: North Avenue Light Rail Yard | Statement: [Baltimore Light RailLink, hasDepot, North Avenue Light Rail Yard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North Avenue Light Rail Yard
Context triple: [Baltimore Light RailLink, hasDepot, North Avenue Light Rail Yard]
  • A. MAX Light Rail
    MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
  • B. Federal Circle station
    Federal Circle station is an AirTrain JFK transit stop at John F. Kennedy International Airport serving rental car facilities, airport hotels, and shuttle connections.
  • C. Railroad Park
    Railroad Park is a popular urban green space and community gathering spot in downtown Birmingham, Alabama, known for its walking trails, ponds, and skyline views.
  • D. Ayer station
    Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
  • E. Atherton station
    Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
  • 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: North Avenue Light Rail Yard
Triple: [Baltimore Light RailLink, hasDepot, North Avenue Light Rail Yard]
Generated description
North Avenue Light Rail Yard is a major maintenance, storage, and operations facility serving Baltimore’s Light RailLink system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: North Avenue Light Rail Yard
Target entity description: North Avenue Light Rail Yard is a major maintenance, storage, and operations facility serving Baltimore’s Light RailLink system.
  • A. MAX Light Rail
    MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
  • B. Federal Circle station
    Federal Circle station is an AirTrain JFK transit stop at John F. Kennedy International Airport serving rental car facilities, airport hotels, and shuttle connections.
  • C. Railroad Park
    Railroad Park is a popular urban green space and community gathering spot in downtown Birmingham, Alabama, known for its walking trails, ponds, and skyline views.
  • D. Ayer station
    Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
  • E. Atherton station
    Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
  • 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_69a2527757ec819090b8becb2cf1a862 completed Feb. 28, 2026, 2:27 a.m.
NER Named-entity recognition batch_69a25855baf48190a1b63f2e5865d957 completed Feb. 28, 2026, 2:52 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2d0c797d08190b737cfac052ec3de completed Feb. 28, 2026, 11:25 a.m.
NEDg Description generation batch_69a2d12d78208190a8a027a3f791dc60 completed Feb. 28, 2026, 11:27 a.m.
NED2 Entity disambiguation (via description) batch_69a2d19d525c81909201aefc7fbc1095 completed Feb. 28, 2026, 11:29 a.m.
Created at: Feb. 28, 2026, 2:31 a.m.