Triple

T22441792

Position	Surface form	Disambiguated ID	Type / Status
Subject	Chengdu Metro Line 1	`E554769`	entity
Predicate	formerTerminusNorth	`P3375`	FINISHED
Object	Shengxian Lake station Shengxian Lake station is a metro station in Chengdu, China, serving passengers on the city's Line 1 rapid transit route.	`E1541989`	NE FINISHED

How this triple was built (5 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: Shengxian Lake station | Statement: [Chengdu Metro Line 1, formerTerminusNorth, Shengxian Lake station]

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

Target entity: Shengxian Lake station
Context triple: [Chengdu Metro Line 1, formerTerminusNorth, Shengxian Lake station]

A. West Lake station
West Lake station is an elevated rapid transit stop in Atlanta, Georgia, on MARTA's Blue Line, serving the surrounding West Lake neighborhood and nearby communities.
B. Changshou Lu Station
Changshou Lu Station is an underground metro station on the Guangzhou Metro system serving the bustling Changshou Road commercial area in Guangzhou, China.
C. Wanshengwei Station
Wanshengwei Station is a metro station in Guangzhou, China, serving as a transport hub within the Guangzhou Metro network.
D. Luoxi station
Luoxi station is a metro station in Guangzhou, China, serving passengers on the city's rapid transit network.
E. Xitucheng station
Xitucheng station is a subway station on the Beijing Subway system serving the Haidian District 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: Shengxian Lake station
Triple: [Chengdu Metro Line 1, formerTerminusNorth, Shengxian Lake station]

Generated description

Shengxian Lake station is a metro station in Chengdu, China, serving passengers on the city's Line 1 rapid transit route.

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

Target entity: Shengxian Lake station
Target entity description: Shengxian Lake station is a metro station in Chengdu, China, serving passengers on the city's Line 1 rapid transit route.

A. West Lake station
West Lake station is an elevated rapid transit stop in Atlanta, Georgia, on MARTA's Blue Line, serving the surrounding West Lake neighborhood and nearby communities.
B. Changshou Lu Station
Changshou Lu Station is an underground metro station on the Guangzhou Metro system serving the bustling Changshou Road commercial area in Guangzhou, China.
C. Wanshengwei Station
Wanshengwei Station is a metro station in Guangzhou, China, serving as a transport hub within the Guangzhou Metro network.
D. Luoxi station
Luoxi station is a metro station in Guangzhou, China, serving passengers on the city's rapid transit network.
E. Xitucheng station
Xitucheng station is a subway station on the Beijing Subway system serving the Haidian District area.
F. None of above. chosen

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

Target predicate: formerTerminusNorth
Context triple: [Chengdu Metro Line 1, formerTerminusNorth, Shengxian Lake station]

A. terminusNorth chosen
Indicates that one entity serves as the northern endpoint or final stop of another entity, such as a route, line, or path.
B. terminusNortheast
Indicates that one entity serves as the northeastern terminus or endpoint of another entity (such as a route, line, or path).
C. northernTerminusVariant
Indicates that one location or feature serves as an alternative or variant northern endpoint of a route, line, or path.
D. northernTerminusConnects
Indicates that a route, line, or pathway connects to or ends at a specified location at its northernmost terminus.
E. terminusEast
Indicates that one entity serves as the eastern endpoint or final stop of another entity, such as a route, line, or path.
F. None of above.

Provenance (6 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_69e11e5010e48190ae1e9c9db9697637`	completed	April 16, 2026, 5:37 p.m.
NER	Named-entity recognition	`batch_69f15ae2f7608190b1c1e8bd12ca2162`	completed	April 29, 2026, 1:12 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a0b1dc6002481909e58452231dd16c6`	completed	May 18, 2026, 2:10 p.m.
NEDg	Description generation	`batch_6a0b1f48545c81909721e62b614d52b2`	completed	May 18, 2026, 2:16 p.m.
NED2	Entity disambiguation (via description)	`batch_6a0b257ec8a481908bf6c6c0b722e702`	completed	May 18, 2026, 2:43 p.m.
PD	Predicate disambiguation	`batch_69e898a327948190beee5e168006a0a7`	completed	April 22, 2026, 9:45 a.m.

Created at: April 16, 2026, 8:47 p.m.