Triple

T18919839

Position	Surface form	Disambiguated ID	Type / Status
Subject	43rd station (Green Line)	`E462819`	entity
Predicate	servesLine	`P839`	FINISHED
Object	Green Line South Side Main Line	`—`	NE NERFINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

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

Target entity: Green Line South Side Main Line
Context triple: [43rd station (Green Line), servesLine, Green Line South Side Main Line]

A. Green Line South Side Main Line chosen
The Green Line South Side Main Line is a rapid transit route on Chicago's 'L' system that runs along the city's South Side, connecting multiple neighborhoods to the downtown Loop.
B. Green Line southern leg
The Green Line southern leg is the portion of Washington, D.C.’s Metrorail Green Line that runs south from downtown through neighborhoods such as Anacostia toward the system’s southern terminus.
C. Green Line eastern branch
The Green Line eastern branch is the segment of Montreal’s Green metro line that serves the city’s eastern neighborhoods, including stations such as Joliette.
D. Green Line West Branch
The Green Line West Branch is a segment of Chicago's 'L' rapid transit system that carries Green Line trains between Harlem/Lake and Ashland/63rd on the city's West Side.
E. Green Line C Branch
The Green Line C Branch is a light rail service of Boston's MBTA Green Line that runs primarily along Beacon Street between downtown Boston and the suburb of Brookline.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage	Batch ID	Job type	Status
creating	`batch_69d8dcfdbbb881909964fa5a75bd0b48`	elicitation	completed
NER	`batch_69e5c62a264c81909f6d5df841486efc`	ner	completed

Created at: April 10, 2026, 11:59 a.m.