Triple

T10416072
Position Surface form Disambiguated ID Type / Status
Subject Pittsburgh Regional Transit E245518 entity
Predicate hasNetwork P2637 FINISHED
Object East Busway
East Busway is a dedicated bus rapid transit corridor in Pittsburgh that provides fast, high-capacity commuter service between the city and its eastern suburbs.
 E862258 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 Busway | Statement: [Pittsburgh Regional Transit, hasNetwork, East Busway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: East Busway
Context triple: [Pittsburgh Regional Transit, hasNetwork, East Busway]
  • A. McCormick Place Busway
    McCormick Place Busway is a dedicated roadway in Chicago used primarily for buses and authorized vehicles to provide efficient access to the McCormick Place convention center area.
  • B. Transit Road
    Transit Road is a major north–south arterial route in Western New York that serves as a key commercial corridor through the Buffalo–Niagara region.
  • C. 7 Avenue Transit Corridor
    The 7 Avenue Transit Corridor is a major light rail transit corridor in downtown Calgary that serves as a central hub for the city’s CTrain system.
  • D. Southwest Corridor
    The Southwest Corridor is a major transportation and greenway corridor in Boston that combines rail lines, parks, and bike paths connecting downtown with southwestern neighborhoods.
  • E. E.C. Row Expressway
    The E.C. Row Expressway is a major east–west freeway in Windsor, Ontario, serving as a primary urban arterial route across the city.
  • 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 Busway
Triple: [Pittsburgh Regional Transit, hasNetwork, East Busway]
Generated description
East Busway is a dedicated bus rapid transit corridor in Pittsburgh that provides fast, high-capacity commuter service between the city and its eastern suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: East Busway
Target entity description: East Busway is a dedicated bus rapid transit corridor in Pittsburgh that provides fast, high-capacity commuter service between the city and its eastern suburbs.
  • A. McCormick Place Busway
    McCormick Place Busway is a dedicated roadway in Chicago used primarily for buses and authorized vehicles to provide efficient access to the McCormick Place convention center area.
  • B. Transit Road
    Transit Road is a major north–south arterial route in Western New York that serves as a key commercial corridor through the Buffalo–Niagara region.
  • C. 7 Avenue Transit Corridor
    The 7 Avenue Transit Corridor is a major light rail transit corridor in downtown Calgary that serves as a central hub for the city’s CTrain system.
  • D. Southwest Corridor
    The Southwest Corridor is a major transportation and greenway corridor in Boston that combines rail lines, parks, and bike paths connecting downtown with southwestern neighborhoods.
  • E. E.C. Row Expressway
    The E.C. Row Expressway is a major east–west freeway in Windsor, Ontario, serving as a primary urban arterial route across the city.
  • 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_69d381be340c8190b05998703d42d224 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4ea108fec8190819423630888fa2b completed April 7, 2026, 11:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69d7fc0dd480819082edcc49a245ad4f completed April 9, 2026, 7:20 p.m.
NEDg Description generation batch_69d822d6a0188190a7ee6de5aab50486 completed April 9, 2026, 10:06 p.m.
NED2 Entity disambiguation (via description) batch_69d859e40bf88190a6dc8deed3049d31 completed April 10, 2026, 2:01 a.m.
Created at: April 6, 2026, 12:10 p.m.