Triple

T15668821

Position	Surface form	Disambiguated ID	Type / Status
Subject	Maryland transportation infrastructure	`E377253`	entity
Predicate	planningAuthority	`P11585`	FINISHED
Object	Baltimore Metropolitan Council (transportation planning) The Baltimore Metropolitan Council is a regional planning organization that coordinates long-range transportation planning and policy for the greater Baltimore area in Maryland.	`E1170046`	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: Baltimore Metropolitan Council (transportation planning) | Statement: [Maryland transportation infrastructure, planningAuthority, Baltimore Metropolitan Council (transportation planning)]

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

Target entity: Baltimore Metropolitan Council (transportation planning)
Context triple: [Maryland transportation infrastructure, planningAuthority, Baltimore Metropolitan Council (transportation planning)]

A. Baltimore City Department of Transportation
The Baltimore City Department of Transportation is the municipal agency responsible for planning, operating, and maintaining Baltimore’s streets, transportation infrastructure, and related public works.
B. Planning Department (Baltimore City)
The Planning Department of Baltimore City is the municipal agency responsible for guiding the city’s physical development, land use, and long-term urban planning policies.
C. Baltimore City Council
The Baltimore City Council is the legislative branch of Baltimore's municipal government, responsible for passing local laws, approving budgets, and overseeing city agencies.
D. Maryland Transit Administration
The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
E. BaltimoreLink
BaltimoreLink is a bus-based public transit system in the Baltimore region that provides redesigned, high-frequency and neighborhood bus services connecting riders across the broader Baltimore–Washington metropolitan area.
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: Baltimore Metropolitan Council (transportation planning)
Triple: [Maryland transportation infrastructure, planningAuthority, Baltimore Metropolitan Council (transportation planning)]

Generated description

The Baltimore Metropolitan Council is a regional planning organization that coordinates long-range transportation planning and policy for the greater Baltimore area in Maryland.

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

Target entity: Baltimore Metropolitan Council (transportation planning)
Target entity description: The Baltimore Metropolitan Council is a regional planning organization that coordinates long-range transportation planning and policy for the greater Baltimore area in Maryland.

A. Baltimore City Department of Transportation
The Baltimore City Department of Transportation is the municipal agency responsible for planning, operating, and maintaining Baltimore’s streets, transportation infrastructure, and related public works.
B. Planning Department (Baltimore City)
The Planning Department of Baltimore City is the municipal agency responsible for guiding the city’s physical development, land use, and long-term urban planning policies.
C. Baltimore City Council
The Baltimore City Council is the legislative branch of Baltimore's municipal government, responsible for passing local laws, approving budgets, and overseeing city agencies.
D. Maryland Transit Administration
The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
E. BaltimoreLink
BaltimoreLink is a bus-based public transit system in the Baltimore region that provides redesigned, high-frequency and neighborhood bus services connecting riders across the broader Baltimore–Washington metropolitan area.
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_69d85cd2e28481909d4e975bee20872f`	completed	April 10, 2026, 2:13 a.m.
NER	Named-entity recognition	`batch_69e04f1254508190a77a16b7bfd299ad`	completed	April 16, 2026, 2:53 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ff67a431208190b7e0d1eefd55504a`	completed	May 9, 2026, 4:58 p.m.
NEDg	Description generation	`batch_69ff6959c200819098d11682b3078766`	completed	May 9, 2026, 5:05 p.m.
NED2	Entity disambiguation (via description)	`batch_69ff69b4b9dc8190920c399b737cf2a3`	completed	May 9, 2026, 5:07 p.m.

Created at: April 10, 2026, 4:16 a.m.