Triple

T11419458
Position Surface form Disambiguated ID Type / Status
Subject Richmond District, San Francisco E270579 entity
Predicate hasPublicTransit P522 FINISHED
Object Muni 31 Balboa bus line
The Muni 31 Balboa bus line is a San Francisco Municipal Railway route that runs between the Richmond District and downtown, serving Balboa Street and nearby corridors.
 E924435 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: Muni 31 Balboa bus line | Statement: [Richmond District, San Francisco, hasPublicTransit, Muni 31 Balboa bus line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Muni 31 Balboa bus line
Context triple: [Richmond District, San Francisco, hasPublicTransit, Muni 31 Balboa bus line]
  • A. Muni Metro line M
    Muni Metro line M is a light rail service in San Francisco that connects neighborhoods including the Castro District with the southwestern parts of the city and San Francisco State University.
  • B. Muni Metro T Third Street line
    The Muni Metro T Third Street line is a light rail service in San Francisco that runs along the city’s eastern waterfront, connecting neighborhoods from Visitacion Valley and Bayview to downtown and beyond.
  • C. Muni Metro K Ingleside line
    The Muni Metro K Ingleside line is a light rail service in San Francisco that runs from downtown through the Twin Peaks Tunnel to the southwestern neighborhoods, including Ingleside.
  • D. Muni Metro J Church line
    The Muni Metro J Church line is a light rail service in San Francisco that runs from the downtown Market Street subway to the southern neighborhoods along Church Street.
  • E. Muni Metro line L
    Muni Metro line L is a light rail service in San Francisco that runs between downtown and the southwestern neighborhoods, including the Castro District and the Sunset District.
  • 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: Muni 31 Balboa bus line
Triple: [Richmond District, San Francisco, hasPublicTransit, Muni 31 Balboa bus line]
Generated description
The Muni 31 Balboa bus line is a San Francisco Municipal Railway route that runs between the Richmond District and downtown, serving Balboa Street and nearby corridors.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Muni 31 Balboa bus line
Target entity description: The Muni 31 Balboa bus line is a San Francisco Municipal Railway route that runs between the Richmond District and downtown, serving Balboa Street and nearby corridors.
  • A. Muni Metro line M
    Muni Metro line M is a light rail service in San Francisco that connects neighborhoods including the Castro District with the southwestern parts of the city and San Francisco State University.
  • B. Muni Metro T Third Street line
    The Muni Metro T Third Street line is a light rail service in San Francisco that runs along the city’s eastern waterfront, connecting neighborhoods from Visitacion Valley and Bayview to downtown and beyond.
  • C. Muni Metro K Ingleside line
    The Muni Metro K Ingleside line is a light rail service in San Francisco that runs from downtown through the Twin Peaks Tunnel to the southwestern neighborhoods, including Ingleside.
  • D. Muni Metro J Church line
    The Muni Metro J Church line is a light rail service in San Francisco that runs from the downtown Market Street subway to the southern neighborhoods along Church Street.
  • E. Muni Metro line L
    Muni Metro line L is a light rail service in San Francisco that runs between downtown and the southwestern neighborhoods, including the Castro District and the Sunset District.
  • 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_69d6aaddeaa8819088b30ef7b50598c9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d801b20ce08190befc98379b879985 completed April 9, 2026, 7:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5b88f80d88190b91b63d0b7457c25 completed April 20, 2026, 5:24 a.m.
NEDg Description generation batch_69e5c28d3824819097ff84cb4e13c923 completed April 20, 2026, 6:07 a.m.
NED2 Entity disambiguation (via description) batch_69e5c451c6c88190bcbb1f54ede35d29 completed April 20, 2026, 6:14 a.m.
Created at: April 8, 2026, 9:34 p.m.