Triple

T260454
Position Surface form Disambiguated ID Type / Status
Subject Fenway Park E5528 entity
Predicate nearbyTransit P5822 FINISHED
Object Lansdowne station
Lansdowne station is a commuter rail stop on the MBTA Framingham/Worcester Line in Boston, Massachusetts, serving the Fenway–Kenmore area and providing convenient access to Fenway Park.
E36526 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: Lansdowne station | Statement: [Fenway Park, nearbyTransit, Lansdowne station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lansdowne station
Context triple: [Fenway Park, nearbyTransit, Lansdowne station]
  • A. Braddock Road station
    Braddock Road station is a Washington Metro rapid transit station serving the Braddock Road area of Alexandria, Virginia.
  • B. West End station
    West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
  • C. 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.
  • D. Hunt Valley station
    Hunt Valley station is a light rail transit station in Hunt Valley, Maryland, serving as the northern endpoint of the Baltimore Light RailLink system.
  • E. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • 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: Lansdowne station
Triple: [Fenway Park, nearbyTransit, Lansdowne station]
Generated description
Lansdowne station is a commuter rail stop on the MBTA Framingham/Worcester Line in Boston, Massachusetts, serving the Fenway–Kenmore area and providing convenient access to Fenway Park.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lansdowne station
Target entity description: Lansdowne station is a commuter rail stop on the MBTA Framingham/Worcester Line in Boston, Massachusetts, serving the Fenway–Kenmore area and providing convenient access to Fenway Park.
  • A. Braddock Road station
    Braddock Road station is a Washington Metro rapid transit station serving the Braddock Road area of Alexandria, Virginia.
  • B. West End station
    West End station is a key Dallas Area Rapid Transit (DART) light rail stop serving the historic West End district in downtown Dallas, Texas.
  • C. 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.
  • D. Hunt Valley station
    Hunt Valley station is a light rail transit station in Hunt Valley, Maryland, serving as the northern endpoint of the Baltimore Light RailLink system.
  • E. Belmont Center station
    Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
  • 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_69a2580a64ac8190ad76e34bb0715b5e completed Feb. 28, 2026, 2:50 a.m.
NER Named-entity recognition batch_69a25d72dad4819092c9502e6e4edc44 completed Feb. 28, 2026, 3:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3949e1e2c819092c702b1fa1cb46c completed March 1, 2026, 1:21 a.m.
NEDg Description generation batch_69a3986c9b648190a1c30de3b0b52da6 completed March 1, 2026, 1:37 a.m.
NED2 Entity disambiguation (via description) batch_69a398c6b6588190a4213b66f07471b2 completed March 1, 2026, 1:39 a.m.
Created at: Feb. 28, 2026, 2:55 a.m.