Triple

T1596171
Position Surface form Disambiguated ID Type / Status
Subject MBTA bus route 1 E34286 entity
Predicate hasAlternativeName P39 FINISHED
Object Route 1
Route 1 is a major Massachusetts Bay Transportation Authority (MBTA) bus line in Boston and Cambridge that connects Harvard Square to Dudley/Nubian Square via Massachusetts Avenue.
E181536 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: Route 1 | Statement: [MBTA bus route 1, hasAlternativeName, Route 1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Route 1
Context triple: [MBTA bus route 1, hasAlternativeName, Route 1]
  • A. Route 2
    Route 2 is a major state highway in Massachusetts that serves as a key commuter route between the Boston area and the state's northwestern regions.
  • B. Route 1A
    Route 1A is a state highway in Massachusetts that runs along the North Shore and provides access to Logan International Airport and coastal communities near Boston.
  • C. Route 10
    Route 10 is a SEPTA subway–surface trolley line in Philadelphia that provides light rail service between Center City and the city’s western neighborhoods.
  • D. Route 11
    Route 11 is a SEPTA subway–surface trolley line in Philadelphia that provides light rail service between Center City and the city’s southwestern neighborhoods.
  • E. Route 16
    Route 16 is a major east–west state highway in Massachusetts that connects several cities and towns in the Greater Boston area.
  • 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: Route 1
Triple: [MBTA bus route 1, hasAlternativeName, Route 1]
Generated description
Route 1 is a major Massachusetts Bay Transportation Authority (MBTA) bus line in Boston and Cambridge that connects Harvard Square to Dudley/Nubian Square via Massachusetts Avenue.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Route 1
Target entity description: Route 1 is a major Massachusetts Bay Transportation Authority (MBTA) bus line in Boston and Cambridge that connects Harvard Square to Dudley/Nubian Square via Massachusetts Avenue.
  • A. Route 2
    Route 2 is a major state highway in Massachusetts that serves as a key commuter route between the Boston area and the state's northwestern regions.
  • B. Route 1A
    Route 1A is a state highway in Massachusetts that runs along the North Shore and provides access to Logan International Airport and coastal communities near Boston.
  • C. Route 10
    Route 10 is a SEPTA subway–surface trolley line in Philadelphia that provides light rail service between Center City and the city’s western neighborhoods.
  • D. Route 11
    Route 11 is a SEPTA subway–surface trolley line in Philadelphia that provides light rail service between Center City and the city’s southwestern neighborhoods.
  • E. Route 16
    Route 16 is a major east–west state highway in Massachusetts that connects several cities and towns in the Greater Boston area.
  • 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_69a885fdcb9c819081ce6f0b8cd477dd completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69a9092e46748190b27be7d1aba07dff completed March 5, 2026, 4:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad46a848ec819085c82be8eaea2044 completed March 8, 2026, 9:51 a.m.
NEDg Description generation batch_69ad4841d278819085507528faeaae3e completed March 8, 2026, 9:58 a.m.
NED2 Entity disambiguation (via description) batch_69ad48ff11d881909fd6e9e40d5f1f38 completed March 8, 2026, 10:01 a.m.
Created at: March 4, 2026, 7:27 p.m.