Triple

T7300707
Position Surface form Disambiguated ID Type / Status
Subject MBTA Green Line C branch E167841 entity
Predicate connectsNeighborhood P2564 FINISHED
Object St. Marys Street area
The St. Marys Street area is a residential and commercial neighborhood along the Boston–Brookline border known for its proximity to Boston University, Fenway Park, and easy access to downtown via the MBTA Green Line.
 E655026 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: St. Marys Street area | Statement: [MBTA Green Line C branch, connectsNeighborhood, St. Marys Street area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: St. Marys Street area
Context triple: [MBTA Green Line C branch, connectsNeighborhood, St. Marys Street area]
  • A. King Street area
    The King Street area is a prominent commercial and historic district in central Manchester, known for its upmarket shops, offices, and notable architecture.
  • B. Bayview Avenue area
    The Bayview Avenue area is a Toronto neighborhood corridor characterized by its mix of residential streets, local shops, and community services centered along Bayview Avenue.
  • C. Cherry Street district
    The Cherry Street district is a popular Tulsa neighborhood known for its vibrant mix of restaurants, bars, boutiques, and historic charm.
  • D. Park Street area
    Park Street area is a prominent commercial and cultural locality in central Kolkata, India, known for its restaurants, nightlife, and historic colonial-era charm.
  • E. Knox Street area
    The Knox Street area is a popular Dallas neighborhood known for its upscale shops, restaurants, and walkable urban vibe near the Katy Trail.
  • 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: St. Marys Street area
Triple: [MBTA Green Line C branch, connectsNeighborhood, St. Marys Street area]
Generated description
The St. Marys Street area is a residential and commercial neighborhood along the Boston–Brookline border known for its proximity to Boston University, Fenway Park, and easy access to downtown via the MBTA Green Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: St. Marys Street area
Target entity description: The St. Marys Street area is a residential and commercial neighborhood along the Boston–Brookline border known for its proximity to Boston University, Fenway Park, and easy access to downtown via the MBTA Green Line.
  • A. King Street area
    The King Street area is a prominent commercial and historic district in central Manchester, known for its upmarket shops, offices, and notable architecture.
  • B. Bayview Avenue area
    The Bayview Avenue area is a Toronto neighborhood corridor characterized by its mix of residential streets, local shops, and community services centered along Bayview Avenue.
  • C. Cherry Street district
    The Cherry Street district is a popular Tulsa neighborhood known for its vibrant mix of restaurants, bars, boutiques, and historic charm.
  • D. Park Street area
    Park Street area is a prominent commercial and cultural locality in central Kolkata, India, known for its restaurants, nightlife, and historic colonial-era charm.
  • E. Knox Street area
    The Knox Street area is a popular Dallas neighborhood known for its upscale shops, restaurants, and walkable urban vibe near the Katy Trail.
  • 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_69c6888c820881909fc68f689fe1c251 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6ebaef4a081908fadc6d5e2621e80 completed March 27, 2026, 8:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7e554833c8190ac124421379639bd completed March 28, 2026, 2:27 p.m.
NEDg Description generation batch_69c7e628b9e0819099fef480ea58973d completed March 28, 2026, 2:31 p.m.
NED2 Entity disambiguation (via description) batch_69c7e7582ab08190827bb04465297c7c completed March 28, 2026, 2:36 p.m.
Created at: March 27, 2026, 3:01 p.m.