Triple
T12043738
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Parsons Brinckerhoff |
E286730
|
entity |
| Predicate | notableWork |
P4
|
FINISHED |
| Object | Boston Central Artery/Tunnel Project (Big Dig) consulting |
E91982
|
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: Boston Central Artery/Tunnel Project (Big Dig) consulting | Statement: [Parsons Brinckerhoff, notableWork, Boston Central Artery/Tunnel Project (Big Dig) consulting]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston Central Artery/Tunnel Project (Big Dig) consulting Context triple: [Parsons Brinckerhoff, notableWork, Boston Central Artery/Tunnel Project (Big Dig) consulting]
-
A.
Central Artery/Tunnel Project
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.
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.
-
C.
Parsons Brinckerhoff
Parsons Brinckerhoff is a global engineering and professional services firm known for its major infrastructure and transportation projects.
-
D.
MBTA in-house architects
MBTA in-house architects are the internal architectural team of the Massachusetts Bay Transportation Authority responsible for designing and planning transit facilities and stations within the Boston-area public transportation system.
-
E.
Massachusetts Bay Outfall Tunnel
The Massachusetts Bay Outfall Tunnel is a major deep-rock wastewater discharge tunnel off the coast of Boston that carries treated effluent far offshore to reduce pollution in Boston Harbor and Massachusetts Bay.
- 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_69d6ab4780948190bdb9f7620c2ac27e |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9040d13108190bd1a969fa62aae5a |
completed | April 10, 2026, 2:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f49db574bc8190a0f2f858a2ff788d |
completed | May 1, 2026, 12:33 p.m. |
Created at: April 8, 2026, 9:47 p.m.