Triple

T38465
Position Surface form Disambiguated ID Type / Status
Subject MBTA Red Line E761 entity
Predicate servesStation P839 FINISHED
Object Fields Corner
Fields Corner is a rapid transit station in Dorchester, Boston, serving as a key stop on the Massachusetts Bay Transportation Authority’s Red Line.
E5259 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: Fields Corner | Statement: [MBTA Red Line, servesStation, Fields Corner]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fields Corner
Context triple: [MBTA Red Line, servesStation, Fields Corner]
  • A. Seven Corners
    Seven Corners is a densely developed commercial and residential area in Fairfax County, Northern Virginia, known for its major road junction and large shopping centers.
  • B. The Town of Homes
    The Town of Homes is a residentially focused nickname for Belmont, Massachusetts, reflecting its suburban character and emphasis on neighborhood living.
  • C. City of Trees
    City of Trees is a popular nickname for Sacramento, California, highlighting its extensive urban tree canopy and lush greenery.
  • D. Cultivation System
    The Cultivation System was a 19th-century Dutch colonial policy in the East Indies that forced Javanese peasants to grow export crops for the benefit of the Netherlands, leading to widespread exploitation and hardship.
  • E. Valley Wells
    Valley Wells is a small locality situated within California’s Mojave Desert, known primarily as a remote desert community along major regional travel routes.
  • 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: Fields Corner
Triple: [MBTA Red Line, servesStation, Fields Corner]
Generated description
Fields Corner is a rapid transit station in Dorchester, Boston, serving as a key stop on the Massachusetts Bay Transportation Authority’s Red Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fields Corner
Target entity description: Fields Corner is a rapid transit station in Dorchester, Boston, serving as a key stop on the Massachusetts Bay Transportation Authority’s Red Line.
  • A. Seven Corners
    Seven Corners is a densely developed commercial and residential area in Fairfax County, Northern Virginia, known for its major road junction and large shopping centers.
  • B. The Town of Homes
    The Town of Homes is a residentially focused nickname for Belmont, Massachusetts, reflecting its suburban character and emphasis on neighborhood living.
  • C. City of Trees
    City of Trees is a popular nickname for Sacramento, California, highlighting its extensive urban tree canopy and lush greenery.
  • D. Cultivation System
    The Cultivation System was a 19th-century Dutch colonial policy in the East Indies that forced Javanese peasants to grow export crops for the benefit of the Netherlands, leading to widespread exploitation and hardship.
  • E. Valley Wells
    Valley Wells is a small locality situated within California’s Mojave Desert, known primarily as a remote desert community along major regional travel routes.
  • 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_69a247a8f6c08190bac804906d62ed5a completed Feb. 28, 2026, 1:40 a.m.
NER Named-entity recognition batch_69a24ec1ef5481909daf99654dfa3f57 completed Feb. 28, 2026, 2:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69a255322d048190b3a45c6c6a80230c completed Feb. 28, 2026, 2:38 a.m.
NEDg Description generation batch_69a255ee9c1c8190a9d1db89af34fbaf completed Feb. 28, 2026, 2:41 a.m.
NED2 Entity disambiguation (via description) batch_69a256a35c3081908aa5522c734bd54d completed Feb. 28, 2026, 2:44 a.m.
Created at: Feb. 28, 2026, 1:46 a.m.