Triple

T424655
Position Surface form Disambiguated ID Type / Status
Subject Pier 39 E8179 entity
Predicate accessibleBy P1017 FINISHED
Object Muni F-Market & Wharves line
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
E54192 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 F-Market & Wharves line | Statement: [Pier 39, accessibleBy, Muni F-Market & Wharves line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Muni F-Market & Wharves line
Context triple: [Pier 39, accessibleBy, Muni F-Market & Wharves line]
  • A. San Francisco Muni
    San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
  • B. Metro B Line
    The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
  • C. California Street line
    The California Street line is one of San Francisco’s historic cable car routes, running east–west across the city’s California Street and offering classic views of its steep hills and downtown skyline.
  • D. Atherton line
    The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
  • E. Metro E Line
    The Metro E Line is a light rail line in Los Angeles that runs between East Los Angeles and Santa Monica, providing a major east–west transit corridor 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: Muni F-Market & Wharves line
Triple: [Pier 39, accessibleBy, Muni F-Market & Wharves line]
Generated description
The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Muni F-Market & Wharves line
Target entity description: The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
  • A. San Francisco Muni
    San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
  • B. Metro B Line
    The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
  • C. California Street line
    The California Street line is one of San Francisco’s historic cable car routes, running east–west across the city’s California Street and offering classic views of its steep hills and downtown skyline.
  • D. Atherton line
    The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
  • E. Metro E Line
    The Metro E Line is a light rail line in Los Angeles that runs between East Los Angeles and Santa Monica, providing a major east–west transit corridor 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eed3e4cc8190ba6aff3bd1adb06f completed Feb. 28, 2026, 1:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69a42f64cccc8190afae9aa50097670a completed March 1, 2026, 12:21 p.m.
NEDg Description generation batch_69a42fe4b0448190a8077873001b5a21 completed March 1, 2026, 12:24 p.m.
NED2 Entity disambiguation (via description) batch_69a43057a4688190829bfbe668d3889b completed March 1, 2026, 12:25 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.