Triple

T1190031
Position Surface form Disambiguated ID Type / Status
Subject MBTA Blue Line E25336 entity
Predicate hasStation P35 FINISHED
Object Beachmont
Beachmont is a Massachusetts Bay Transportation Authority rapid transit station on the Blue Line serving the Beachmont neighborhood of Revere, Massachusetts.
 E149973 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: Beachmont | Statement: [MBTA Blue Line, hasStation, Beachmont]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Beachmont
Context triple: [MBTA Blue Line, hasStation, Beachmont]
  • A. Locust Point
    Locust Point is a historic waterfront neighborhood in Baltimore known for its industrial roots, immigrant history, and views of the Inner Harbor.
  • B. Reynoldston
    Reynoldston is a rural village situated in the heart of the Gower Peninsula in Swansea, Wales, known for its scenic surroundings and traditional community character.
  • C. Laurel Heights
    Laurel Heights is a San Francisco neighborhood that hosts one of the University of California, San Francisco’s satellite campus sites, known for its mix of residential streets and institutional buildings.
  • D. Lakeview
    Lakeview is a vibrant North Side Chicago neighborhood known for its lively entertainment scene, lakefront access, and diverse residential areas including Boystown and Wrigleyville.
  • E. Edgewater
    Edgewater is a waterfront neighborhood in Miami known for its high-rise residential buildings and proximity to both Biscayne Bay and the city’s urban core.
  • 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: Beachmont
Triple: [MBTA Blue Line, hasStation, Beachmont]
Generated description
Beachmont is a Massachusetts Bay Transportation Authority rapid transit station on the Blue Line serving the Beachmont neighborhood of Revere, Massachusetts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Beachmont
Target entity description: Beachmont is a Massachusetts Bay Transportation Authority rapid transit station on the Blue Line serving the Beachmont neighborhood of Revere, Massachusetts.
  • A. Locust Point
    Locust Point is a historic waterfront neighborhood in Baltimore known for its industrial roots, immigrant history, and views of the Inner Harbor.
  • B. Reynoldston
    Reynoldston is a rural village situated in the heart of the Gower Peninsula in Swansea, Wales, known for its scenic surroundings and traditional community character.
  • C. Laurel Heights
    Laurel Heights is a San Francisco neighborhood that hosts one of the University of California, San Francisco’s satellite campus sites, known for its mix of residential streets and institutional buildings.
  • D. Lakeview
    Lakeview is a vibrant North Side Chicago neighborhood known for its lively entertainment scene, lakefront access, and diverse residential areas including Boystown and Wrigleyville.
  • E. Edgewater
    Edgewater is a waterfront neighborhood in Miami known for its high-rise residential buildings and proximity to both Biscayne Bay and the city’s urban core.
  • 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_69a49427d98881908646d6c63b8cea1e completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bd58d8d88190b8d9c9c9de7f4e97 completed March 1, 2026, 10:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69acbadb9758819097fd03d59ad95367 completed March 7, 2026, 11:55 p.m.
NEDg Description generation batch_69acbb7f877081909fad30dac9254a34 completed March 7, 2026, 11:57 p.m.
NED2 Entity disambiguation (via description) batch_69acbbdbab04819087b42477acbbb5f4 completed March 7, 2026, 11:59 p.m.
Created at: March 1, 2026, 7:45 p.m.