Triple
T6198062
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rose Kennedy Greenway |
E138558
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Central Artery/Tunnel Project redevelopment |
E310522
|
NE FINISHED |
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: Central Artery/Tunnel Project redevelopment | Statement: [Rose Kennedy Greenway, partOf, Central Artery/Tunnel Project redevelopment]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Central Artery/Tunnel Project redevelopment Context triple: [Rose Kennedy Greenway, partOf, Central Artery/Tunnel Project redevelopment]
-
A.
Central Artery/Tunnel Project
chosen
The Central Artery/Tunnel Project, commonly known as the "Big Dig," was a massive Boston infrastructure megaproject that rerouted the city’s central highway into tunnels to reduce congestion and reclaim urban space.
-
B.
Crenshaw/LAX Transit Project
The Crenshaw/LAX Transit Project is a Los Angeles Metro rail expansion initiative designed to improve transit access along the Crenshaw Corridor and provide a key light rail connection to the Los Angeles International Airport area.
-
C.
Alameda Corridor
The Alameda Corridor is a 20-mile freight rail expressway in Los Angeles County that consolidates and streamlines cargo movement between the region’s ports and the national rail network.
-
D.
West Coast Route Modernisation
West Coast Route Modernisation was a major UK rail infrastructure programme that overhauled the West Coast Main Line to increase capacity, speed, and reliability for passenger and freight services.
-
E.
San Francisco Central Subway project
The San Francisco Central Subway project is a major Muni Metro light rail extension in San Francisco designed to improve north–south transit connectivity by linking neighborhoods such as SoMa, Union Square, and Chinatown.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c008ab9b3081908a11b2c744838435 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c06251b47881909bd8d2ea37541959 |
completed | March 22, 2026, 9:42 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c16f302984819089c6a17dda476a4b |
completed | March 23, 2026, 4:49 p.m. |
Created at: March 22, 2026, 4:20 p.m.