Triple
T18126828
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John F. Fitzgerald Expressway |
E433897
|
entity |
| Predicate | demolishedAsPartOf |
P69414
|
FINISHED |
| Object | Big Dig |
—
|
NE NERFINISHED |
How this triple was built (2 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: Big Dig | Statement: [John F. Fitzgerald Expressway, demolishedAsPartOf, Big Dig]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Big Dig Context triple: [John F. Fitzgerald Expressway, demolishedAsPartOf, Big Dig]
-
A.
Big Dig
chosen
The Big Dig was a massive and controversial highway and tunnel megaproject in Boston that rerouted traffic underground to replace the city’s elevated Central Artery.
-
B.
The Tridge
The Tridge is a distinctive three-way wooden footbridge and local landmark located at the confluence of the Tittabawassee and Chippewa Rivers in Midland, Michigan.
-
C.
Center City Tunnel
Center City Tunnel is an underground rail corridor in downtown Philadelphia that links several major commuter rail lines to create a unified through-running system.
-
D.
Crescent City Connection
The Crescent City Connection is a pair of cantilever bridges spanning the Mississippi River in New Orleans, Louisiana, serving as a major transportation link in the region.
-
E.
City Tunnel No. 1
City Tunnel No. 1 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs into the city’s distribution system.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b909e8cc81908df4cc2b8ea6d11f |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4ddef4cd88190b16ef0d6ed3968c6 |
completed | April 19, 2026, 1:51 p.m. |
Created at: April 10, 2026, 10:29 a.m.