Triple

T18372892

Position	Surface form	Disambiguated ID	Type / Status
Subject	Interstate 93 in Massachusetts	`E446229`	entity
Predicate	passesThrough	`P225`	FINISHED
Object	Southeastern Expressway corridor (Boston area) The Southeastern Expressway corridor in the Boston area is a major urban freeway segment carrying heavy commuter traffic between downtown Boston and its southern suburbs as part of the Interstate 93 route.	`E1321198`	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: Southeastern Expressway corridor (Boston area) | Statement: [Interstate 93 in Massachusetts, passesThrough, Southeastern Expressway corridor (Boston area)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Southeastern Expressway corridor (Boston area)
Context triple: [Interstate 93 in Massachusetts, passesThrough, Southeastern Expressway corridor (Boston area)]

A. I-395 corridor
The I-395 corridor is a major urban freeway segment in Northern Virginia and Washington, D.C., carrying heavy commuter traffic between the Capital Beltway and downtown Washington.
B. Fitchburg–Leominster Expressway
The Fitchburg–Leominster Expressway is a major divided highway segment in north-central Massachusetts that serves as a key regional route connecting the cities of Fitchburg and Leominster.
C. East-West Tollway corridor
The East-West Tollway corridor is a major suburban business and technology hub in the Chicago metropolitan area, known for its concentration of corporate headquarters, research facilities, and educational institutions along Interstate 88 in Illinois.
D. East Coast Expressway
The East Coast Expressway is a major Malaysian highway that connects the Klang Valley to the east coast states, significantly improving regional accessibility and travel times.
E. Surface Road (Boston)
Surface Road is a major downtown Boston thoroughfare running along the historic Central Artery corridor near the waterfront and Financial District.
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: Southeastern Expressway corridor (Boston area)
Triple: [Interstate 93 in Massachusetts, passesThrough, Southeastern Expressway corridor (Boston area)]

Generated description

The Southeastern Expressway corridor in the Boston area is a major urban freeway segment carrying heavy commuter traffic between downtown Boston and its southern suburbs as part of the Interstate 93 route.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Southeastern Expressway corridor (Boston area)
Target entity description: The Southeastern Expressway corridor in the Boston area is a major urban freeway segment carrying heavy commuter traffic between downtown Boston and its southern suburbs as part of the Interstate 93 route.

A. I-395 corridor
The I-395 corridor is a major urban freeway segment in Northern Virginia and Washington, D.C., carrying heavy commuter traffic between the Capital Beltway and downtown Washington.
B. Fitchburg–Leominster Expressway
The Fitchburg–Leominster Expressway is a major divided highway segment in north-central Massachusetts that serves as a key regional route connecting the cities of Fitchburg and Leominster.
C. East-West Tollway corridor
The East-West Tollway corridor is a major suburban business and technology hub in the Chicago metropolitan area, known for its concentration of corporate headquarters, research facilities, and educational institutions along Interstate 88 in Illinois.
D. East Coast Expressway
The East Coast Expressway is a major Malaysian highway that connects the Klang Valley to the east coast states, significantly improving regional accessibility and travel times.
E. Surface Road (Boston)
Surface Road is a major downtown Boston thoroughfare running along the historic Central Artery corridor near the waterfront and Financial District.
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_69d8b9f370b88190b1e5081c2c238e7f`	completed	April 10, 2026, 8:50 a.m.
NER	Named-entity recognition	`batch_69e517561edc8190b5d2834707ab662b`	completed	April 19, 2026, 5:56 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a03d77aa5788190bd1db34041de4966`	completed	May 13, 2026, 1:44 a.m.
NEDg	Description generation	`batch_6a03d83fe9a08190b18b9f61ee606372`	completed	May 13, 2026, 1:47 a.m.
NED2	Entity disambiguation (via description)	`batch_6a03d915215c819090023094f1fc47f1`	completed	May 13, 2026, 1:51 a.m.

Created at: April 10, 2026, 10:45 a.m.