Triple

T343148
Position Surface form Disambiguated ID Type / Status
Subject Financial District (San Francisco) E6880 entity
Predicate hasTransitStation P726 FINISHED
Object Embarcadero station
Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
E63546 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: Embarcadero station | Statement: [Financial District (San Francisco), hasTransitStation, Embarcadero station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Embarcadero station
Context triple: [Financial District (San Francisco), hasTransitStation, Embarcadero station]
  • A. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • B. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • C. Ruggles station
    Ruggles station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains, multiple commuter rail lines, and numerous bus routes.
  • D. Sullivan Square station
    Sullivan Square station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains and numerous bus routes that connect the city and surrounding areas.
  • E. Eisenhower Avenue station
    Eisenhower Avenue station is a Washington Metro rapid transit stop serving the Yellow Line in Alexandria, Virginia, near the Eisenhower Avenue corridor and adjacent commercial and residential areas.
  • 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: Embarcadero station
Triple: [Financial District (San Francisco), hasTransitStation, Embarcadero station]
Generated description
Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Embarcadero station
Target entity description: Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
  • A. Crescent Street station
    Crescent Street station is a New York City Subway station in Brooklyn served by the J train.
  • B. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • C. Ruggles station
    Ruggles station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains, multiple commuter rail lines, and numerous bus routes.
  • D. Sullivan Square station
    Sullivan Square station is a major multimodal transit hub in Boston, Massachusetts, serving MBTA Orange Line trains and numerous bus routes that connect the city and surrounding areas.
  • E. Eisenhower Avenue station
    Eisenhower Avenue station is a Washington Metro rapid transit stop serving the Yellow Line in Alexandria, Virginia, near the Eisenhower Avenue corridor and adjacent commercial and residential areas.
  • 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_69a2e7951ba08190960e90823b5078f3 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2eb0019088190a9b969c4287dc4fa completed Feb. 28, 2026, 1:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a49eb45f188190a6e1b6d341b29f2a completed March 1, 2026, 8:16 p.m.
NEDg Description generation batch_69a49f2f2b4c8190b35eb623a28187e6 completed March 1, 2026, 8:18 p.m.
NED2 Entity disambiguation (via description) batch_69a49fcd6d448190a40af17c0a113aed completed March 1, 2026, 8:21 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.