Triple

T7784041

Position	Surface form	Disambiguated ID	Type / Status
Subject	Colma BART station	`E187195`	entity
Predicate	precedingStationOnGreenLine	`P66132`	FINISHED
Object	Daly City BART station	`E223856`	NE FINISHED

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: Daly City BART station | Statement: [Colma BART station, precedingStationOnGreenLine, Daly City BART station]

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

Target entity: Daly City BART station
Context triple: [Colma BART station, precedingStationOnGreenLine, Daly City BART station]

A. Daly City station chosen
Daly City station is a Bay Area Rapid Transit (BART) rapid transit station serving the city of Daly City just south of San Francisco, California.
B. Fremont station (BART)
Fremont station (BART) is a Bay Area Rapid Transit station in Fremont, California that historically served as the southern terminus of the system’s Fremont line before extension to Warm Springs/South Fremont.
C. San Bruno BART station
San Bruno BART station is a Bay Area Rapid Transit station in San Bruno, California, serving as a regional rail link between the San Francisco Peninsula and the greater Bay Area.
D. Rockridge BART station
Rockridge BART station is an elevated rapid transit station in Oakland, California, serving the Rockridge neighborhood on the Bay Area Rapid Transit system.
E. South San Francisco BART station
South San Francisco BART station is a Bay Area Rapid Transit station in South San Francisco, California, serving the Peninsula corridor between San Francisco and San Mateo County.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: precedingStationOnGreenLine
Context triple: [Colma BART station, precedingStationOnGreenLine, Daly City BART station]

A. precedingStationOnYellowLine
Indicates that one station is immediately before another station along the Yellow Line in the direction of travel.
B. precedingStationOnBlueLine
Indicates that one station is immediately before another station along the Blue Line route.
C. hasAdjacentStationOnGreenLine
Indicates that one station is directly next to another station along the Green Line.
D. precedingStationOnRedLineSouthbound
Indicates that one station is immediately before another station when traveling southbound on the Red Line.
E. precedingStation chosen
Indicates that one station is located immediately before another station in a route or sequence.
F. None of above.

Provenance (4 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_69ca82af2d2c8190963861f5e0b8bf21`	completed	March 30, 2026, 2:03 p.m.
NER	Named-entity recognition	`batch_69cae7e779ec8190b77296d9c2ac3210`	completed	March 30, 2026, 9:15 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69cc6393e7148190b6e15fae890d9dbe`	completed	April 1, 2026, 12:15 a.m.
PD	Predicate disambiguation	`batch_69caa488532c819093ac40bba0b3c7ef`	completed	March 30, 2026, 4:27 p.m.

Created at: March 30, 2026, 4:22 p.m.