Triple

T6993447
Position Surface form Disambiguated ID Type / Status
Subject Charlesgate E162139 entity
Predicate hasStructure P35 FINISHED
Object Charlesgate underpass
Charlesgate underpass is a roadway passage beneath the Charlesgate area in Boston, Massachusetts, serving as part of the city’s complex network of highway and parkway connections.
 E636186 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: Charlesgate underpass | Statement: [Charlesgate, hasStructure, Charlesgate underpass]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Charlesgate underpass
Context triple: [Charlesgate, hasStructure, Charlesgate underpass]
  • A. Temple Way Underpass
    Temple Way Underpass is a road underpass in central Bristol, England, forming part of the city’s key Temple Way traffic route near the Temple Quay area.
  • B. Downtown Tunnel
    The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • C. 53rd Street Tunnel
    The 53rd Street Tunnel is a New York City Subway tunnel under the East River that carries IND Queens Boulevard Line trains between Manhattan and Queens.
  • D. Prudential Tunnel
    Prudential Tunnel is a vehicular tunnel in Boston, Massachusetts, that carries traffic beneath the Prudential Center complex as part of the Massachusetts Turnpike.
  • E. Montague Street Tunnel
    The Montague Street Tunnel is a New York City Subway tunnel under the East River that carries trains between Manhattan and Brooklyn.
  • 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: Charlesgate underpass
Triple: [Charlesgate, hasStructure, Charlesgate underpass]
Generated description
Charlesgate underpass is a roadway passage beneath the Charlesgate area in Boston, Massachusetts, serving as part of the city’s complex network of highway and parkway connections.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Charlesgate underpass
Target entity description: Charlesgate underpass is a roadway passage beneath the Charlesgate area in Boston, Massachusetts, serving as part of the city’s complex network of highway and parkway connections.
  • A. Temple Way Underpass
    Temple Way Underpass is a road underpass in central Bristol, England, forming part of the city’s key Temple Way traffic route near the Temple Quay area.
  • B. Downtown Tunnel
    The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
  • C. 53rd Street Tunnel
    The 53rd Street Tunnel is a New York City Subway tunnel under the East River that carries IND Queens Boulevard Line trains between Manhattan and Queens.
  • D. Prudential Tunnel
    Prudential Tunnel is a vehicular tunnel in Boston, Massachusetts, that carries traffic beneath the Prudential Center complex as part of the Massachusetts Turnpike.
  • E. Montague Street Tunnel
    The Montague Street Tunnel is a New York City Subway tunnel under the East River that carries trains between Manhattan and Brooklyn.
  • 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_69c68856d7808190ab33ee914640281b completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6dbc30fdc81909244d83c8178755c completed March 27, 2026, 7:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69c77551f85881909893d67176ee5556 completed March 28, 2026, 6:29 a.m.
NEDg Description generation batch_69c777671e248190b0b9a38f798446d9 completed March 28, 2026, 6:38 a.m.
NED2 Entity disambiguation (via description) batch_69c777c80d6c8190b4e7cd0243c9042e completed March 28, 2026, 6:40 a.m.
Created at: March 27, 2026, 2:32 p.m.