Triple

T19898604

Position	Surface form	Disambiguated ID	Type / Status
Subject	G Line (Los Angeles Metro)	`E478216`	entity
Predicate	branding	`P1500`	FINISHED
Object	Metro G Line	`—`	NE NERFINISHED

How this triple was built (3 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: Metro G Line | Statement: [G Line (Los Angeles Metro), branding, Metro G Line]

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

Target entity: Metro G Line
Context triple: [G Line (Los Angeles Metro), branding, Metro G Line]

A. Metro E Line
The Metro E Line is a light rail line in Los Angeles that runs between East Los Angeles and Santa Monica, providing a major east–west transit corridor across the city.
B. Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
C. Metro J Line
The Metro J Line is a bus rapid transit service in Los Angeles County that provides high-frequency, limited-stop connections along key north-south and east-west corridors.
D. Metro C Line
The Metro C Line is a light rail line in Los Angeles County that runs east–west, connecting Norwalk to Redondo Beach and serving key transit hubs including Los Angeles International Airport via shuttle.
E. Metro K Line
The Metro K Line is a light rail line in Los Angeles that serves neighborhoods in the city’s south and southwest, connecting them to the broader Metro Rail system.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

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

Target entity: Metro G Line
Target entity description: Metro G Line is a bus rapid transit route in Los Angeles County that runs primarily along the San Fernando Valley, offering frequent, high-capacity service similar to a light rail line.

A. Metro E Line
The Metro E Line is a light rail line in Los Angeles that runs between East Los Angeles and Santa Monica, providing a major east–west transit corridor across the city.
B. Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
C. Metro J Line
The Metro J Line is a bus rapid transit service in Los Angeles County that provides high-frequency, limited-stop connections along key north-south and east-west corridors.
D. Metro C Line
The Metro C Line is a light rail line in Los Angeles County that runs east–west, connecting Norwalk to Redondo Beach and serving key transit hubs including Los Angeles International Airport via shuttle.
E. Metro K Line
The Metro K Line is a light rail line in Los Angeles that serves neighborhoods in the city’s south and southwest, connecting them to the broader Metro Rail system.
F. None of above. chosen

Provenance (2 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_69d8e520682081909892916424699bd5`	completed	April 10, 2026, 11:55 a.m.
NER	Named-entity recognition	`batch_69e6593fbb348190afa7acf45af406ed`	completed	April 20, 2026, 4:50 p.m.

Created at: April 10, 2026, 1:52 p.m.