Triple
T3870919
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Big Dig |
E91982
|
entity |
| Predicate | replaced |
P101
|
FINISHED |
| Object |
John F. Fitzgerald Expressway
The John F. Fitzgerald Expressway was an elevated highway in downtown Boston that became notorious for its congestion and urban blight before being demolished and buried as part of the Big Dig project.
|
E433897
|
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: John F. Fitzgerald Expressway | Statement: [Big Dig, replaced, John F. Fitzgerald Expressway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John F. Fitzgerald Expressway Context triple: [Big Dig, replaced, John F. Fitzgerald Expressway]
-
A.
Kennedy Expressway
The Kennedy Expressway is a major Chicago freeway that carries Interstate 90/94 traffic between downtown and the city's northwest side, including the route to O'Hare International Airport.
-
B.
Dan Ryan Expressway
The Dan Ryan Expressway is a major Chicago freeway that carries Interstate 90/94 traffic through the city’s South Side.
-
C.
E.C. Row Expressway
The E.C. Row Expressway is a major east–west freeway in Windsor, Ontario, serving as a primary urban arterial route across the city.
-
D.
Vine Street Expressway
The Vine Street Expressway is a major limited-access highway in Philadelphia, Pennsylvania, that carries Interstate 676 through the city’s downtown.
-
E.
Eisenhower Expressway
The Eisenhower Expressway is a major Chicago-area freeway (Interstate 290) that runs west from downtown Chicago, serving as a key commuter and transit corridor through the city's western 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: John F. Fitzgerald Expressway Triple: [Big Dig, replaced, John F. Fitzgerald Expressway]
Generated description
The John F. Fitzgerald Expressway was an elevated highway in downtown Boston that became notorious for its congestion and urban blight before being demolished and buried as part of the Big Dig project.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: John F. Fitzgerald Expressway Target entity description: The John F. Fitzgerald Expressway was an elevated highway in downtown Boston that became notorious for its congestion and urban blight before being demolished and buried as part of the Big Dig project.
-
A.
Kennedy Expressway
The Kennedy Expressway is a major Chicago freeway that carries Interstate 90/94 traffic between downtown and the city's northwest side, including the route to O'Hare International Airport.
-
B.
Dan Ryan Expressway
The Dan Ryan Expressway is a major Chicago freeway that carries Interstate 90/94 traffic through the city’s South Side.
-
C.
E.C. Row Expressway
The E.C. Row Expressway is a major east–west freeway in Windsor, Ontario, serving as a primary urban arterial route across the city.
-
D.
Vine Street Expressway
The Vine Street Expressway is a major limited-access highway in Philadelphia, Pennsylvania, that carries Interstate 676 through the city’s downtown.
-
E.
Eisenhower Expressway
The Eisenhower Expressway is a major Chicago-area freeway (Interstate 290) that runs west from downtown Chicago, serving as a key commuter and transit corridor through the city's western suburbs.
- 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_69aed9645f348190a9868e7cef56ab7e |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeec54b0848190a8d4a0e4df7b6227 |
completed | March 9, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5db641e608190b9d5b190468c501f |
completed | March 14, 2026, 10:04 p.m. |
| NEDg | Description generation | batch_69b5dbff26d081909b22ab4e050bb972 |
completed | March 14, 2026, 10:06 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5dfad9f688190b74ddb2ab4c72496 |
completed | March 14, 2026, 10:22 p.m. |
Created at: March 9, 2026, 3:20 p.m.