Triple

T9105937
Position Surface form Disambiguated ID Type / Status
Subject Massachusetts Convention Center Authority E218477 entity
Predicate operates P24 FINISHED
Object Boston Common Garage
Boston Common Garage is a large underground public parking facility located beneath Boston Common in downtown Boston, serving visitors to the park and surrounding attractions.
 E777188 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: Boston Common Garage | Statement: [Massachusetts Convention Center Authority, operates, Boston Common Garage]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Boston Common Garage
Context triple: [Massachusetts Convention Center Authority, operates, Boston Common Garage]
  • A. Monroe Street Garage
    Monroe Street Garage is a multi-level parking facility in downtown Chicago that serves visitors to nearby cultural attractions such as the Art Institute of Chicago and Millennium Park.
  • B. Franconia–Springfield parking garage
    Franconia–Springfield parking garage is a large multi-level commuter parking facility serving riders of the Franconia–Springfield Metro and VRE station in Northern Virginia.
  • C. Grant Park North Garage
    Grant Park North Garage is a large underground public parking facility located beneath Chicago’s Grant Park, serving visitors to the park and nearby downtown attractions.
  • D. Porter Square Shopping Center
    Porter Square Shopping Center is a retail complex in Cambridge, Massachusetts, featuring a mix of national chains, local shops, and dining options serving the Porter Square neighborhood.
  • E. Orange Garage
    Orange Garage is a multi-level parking facility serving visitors to the Disney Springs shopping, dining, and entertainment district at Walt Disney World Resort in Florida.
  • 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: Boston Common Garage
Triple: [Massachusetts Convention Center Authority, operates, Boston Common Garage]
Generated description
Boston Common Garage is a large underground public parking facility located beneath Boston Common in downtown Boston, serving visitors to the park and surrounding attractions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Boston Common Garage
Target entity description: Boston Common Garage is a large underground public parking facility located beneath Boston Common in downtown Boston, serving visitors to the park and surrounding attractions.
  • A. Monroe Street Garage
    Monroe Street Garage is a multi-level parking facility in downtown Chicago that serves visitors to nearby cultural attractions such as the Art Institute of Chicago and Millennium Park.
  • B. Franconia–Springfield parking garage
    Franconia–Springfield parking garage is a large multi-level commuter parking facility serving riders of the Franconia–Springfield Metro and VRE station in Northern Virginia.
  • C. Grant Park North Garage
    Grant Park North Garage is a large underground public parking facility located beneath Chicago’s Grant Park, serving visitors to the park and nearby downtown attractions.
  • D. Porter Square Shopping Center
    Porter Square Shopping Center is a retail complex in Cambridge, Massachusetts, featuring a mix of national chains, local shops, and dining options serving the Porter Square neighborhood.
  • E. Orange Garage
    Orange Garage is a multi-level parking facility serving visitors to the Disney Springs shopping, dining, and entertainment district at Walt Disney World Resort in Florida.
  • 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_69ca83db7448819090d0a5de842ef2ac completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca57286a88190b256d2461c5c0aed completed April 1, 2026, 4:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69d01840d2488190a14d458aa181cc47 completed April 3, 2026, 7:42 p.m.
NEDg Description generation batch_69d0196766248190aebda80cbd7d1eef completed April 3, 2026, 7:47 p.m.
NED2 Entity disambiguation (via description) batch_69d019d76d2481909118b163ce5713f2 completed April 3, 2026, 7:49 p.m.
Created at: March 30, 2026, 7:16 p.m.