Triple

T13178112
Position Surface form Disambiguated ID Type / Status
Subject Kosciuszko Circle E313152 entity
Predicate servesArea P82 FINISHED
Object Dorchester–South Boston connector corridor
The Dorchester–South Boston connector corridor is a key transportation route in Boston that links the neighborhoods of Dorchester and South Boston, carrying significant commuter and local traffic.
E464451 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: Dorchester–South Boston connector corridor | Statement: [Kosciuszko Circle, servesArea, Dorchester–South Boston connector corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dorchester–South Boston connector corridor
Context triple: [Kosciuszko Circle, servesArea, Dorchester–South Boston connector corridor]
  • A. South Boston Transitway
    The South Boston Transitway is an underground bus rapid transit tunnel in Boston that carries MBTA Silver Line routes between South Station and the Seaport District.
  • B. Dorchester Branch rail corridor
    The Dorchester Branch rail corridor is a commuter rail line in Boston, Massachusetts, that runs through the Dorchester neighborhood and connects several local stations to the broader regional rail network.
  • C. East Boston Greenway
    East Boston Greenway is a linear urban park and multi-use trail in East Boston that connects neighborhoods to waterfront parks and open spaces.
  • D. Rhode Island Avenue NE corridor
    The Rhode Island Avenue NE corridor is a major commercial and transportation artery in Northeast Washington, D.C., lined with shops, services, and residential neighborhoods and served by multiple transit options.
  • E. MBTA Franklin Branch
    The MBTA Franklin Branch is a commuter rail corridor in Massachusetts that carries Franklin Line trains between Boston and the southwestern suburbs.
  • 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: Dorchester–South Boston connector corridor
Triple: [Kosciuszko Circle, servesArea, Dorchester–South Boston connector corridor]
Generated description
The Dorchester–South Boston connector corridor is a key transportation route in Boston that links the neighborhoods of Dorchester and South Boston, carrying significant commuter and local traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dorchester–South Boston connector corridor
Target entity description: The Dorchester–South Boston connector corridor is a key transportation route in Boston that links the neighborhoods of Dorchester and South Boston, carrying significant commuter and local traffic.
  • A. South Boston Transitway
    The South Boston Transitway is an underground bus rapid transit tunnel in Boston that carries MBTA Silver Line routes between South Station and the Seaport District.
  • B. Dorchester Branch rail corridor chosen
    The Dorchester Branch rail corridor is a commuter rail line in Boston, Massachusetts, that runs through the Dorchester neighborhood and connects several local stations to the broader regional rail network.
  • C. East Boston Greenway
    East Boston Greenway is a linear urban park and multi-use trail in East Boston that connects neighborhoods to waterfront parks and open spaces.
  • D. Rhode Island Avenue NE corridor
    The Rhode Island Avenue NE corridor is a major commercial and transportation artery in Northeast Washington, D.C., lined with shops, services, and residential neighborhoods and served by multiple transit options.
  • E. MBTA Franklin Branch
    The MBTA Franklin Branch is a commuter rail corridor in Massachusetts that carries Franklin Line trains between Boston and the southwestern suburbs.
  • F. None of above.

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_69d806ac3ee081909b2fd27d060aa974 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98c47e79c81908031d3e6f1cfd64f completed April 10, 2026, 11:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6f5ea93bc81908087326b3d043727 completed May 3, 2026, 7:14 a.m.
NEDg Description generation batch_69f6f9e78d488190a3b4f3c1050dc0a5 completed May 3, 2026, 7:31 a.m.
NED2 Entity disambiguation (via description) batch_69f6faae6bb481909939881996d0f5f6 completed May 3, 2026, 7:35 a.m.
Created at: April 9, 2026, 9:14 p.m.