Triple

T3726471

Position	Surface form	Disambiguated ID	Type / Status
Subject	K Line	`E81760`	entity
Predicate	connectsTo	`P845`	FINISHED
Object	LAX/Metro Transit Center station (via future extension) LAX/Metro Transit Center station (via future extension) is a planned Los Angeles Metro Rail hub intended to provide a major transit connection point near Los Angeles International Airport, linking multiple rail and bus lines for regional access.	`E381709`	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: LAX/Metro Transit Center station (via future extension) | Statement: [K Line, connectsTo, LAX/Metro Transit Center station (via future extension)]

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

Target entity: LAX/Metro Transit Center station (via future extension)
Context triple: [K Line, connectsTo, LAX/Metro Transit Center station (via future extension)]

A. Metro Expo Park/USC station
Metro Expo Park/USC station is a Los Angeles Metro Rail station on the E Line that serves the University of Southern California and the Exposition Park museum and sports complex.
B. Universal City/Studio City station
Universal City/Studio City station is a Los Angeles Metro Rail subway stop serving the Universal City and Studio City areas near Universal Studios Hollywood.
C. Metrolink at Union Station
Metrolink at Union Station is the Southern California regional commuter rail service hub located at Los Angeles Union Station, providing connections between multiple counties and local transit lines.
D. Hollywood/Western Metro station
Hollywood/Western Metro station is a Los Angeles Metro Rail station on the B Line located in East Hollywood, serving the busy Hollywood Boulevard corridor.
E. San Bernardino–Downtown station
San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
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: LAX/Metro Transit Center station (via future extension)
Triple: [K Line, connectsTo, LAX/Metro Transit Center station (via future extension)]

Generated description

LAX/Metro Transit Center station (via future extension) is a planned Los Angeles Metro Rail hub intended to provide a major transit connection point near Los Angeles International Airport, linking multiple rail and bus lines for regional access.

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

Target entity: LAX/Metro Transit Center station (via future extension)
Target entity description: LAX/Metro Transit Center station (via future extension) is a planned Los Angeles Metro Rail hub intended to provide a major transit connection point near Los Angeles International Airport, linking multiple rail and bus lines for regional access.

A. Metro Expo Park/USC station
Metro Expo Park/USC station is a Los Angeles Metro Rail station on the E Line that serves the University of Southern California and the Exposition Park museum and sports complex.
B. Universal City/Studio City station
Universal City/Studio City station is a Los Angeles Metro Rail subway stop serving the Universal City and Studio City areas near Universal Studios Hollywood.
C. Metrolink at Union Station
Metrolink at Union Station is the Southern California regional commuter rail service hub located at Los Angeles Union Station, providing connections between multiple counties and local transit lines.
D. Hollywood/Western Metro station
Hollywood/Western Metro station is a Los Angeles Metro Rail station on the B Line located in East Hollywood, serving the busy Hollywood Boulevard corridor.
E. San Bernardino–Downtown station
San Bernardino–Downtown station is a commuter rail and transit hub in downtown San Bernardino, California, serving Metrolink trains and local bus connections.
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_69ad8b1b7ef081908d2d381bbf54985a`	completed	March 8, 2026, 2:43 p.m.
NER	Named-entity recognition	`batch_69adcaf669d48190852aaeef70265404`	completed	March 8, 2026, 7:16 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b4ce206cb88190985a727b769e1e12`	completed	March 14, 2026, 2:55 a.m.
NEDg	Description generation	`batch_69b4cf1840bc81908a85642430ab5339`	completed	March 14, 2026, 2:59 a.m.
NED2	Entity disambiguation (via description)	`batch_69b4cf92e9c48190a3d87ba1f90548ec`	completed	March 14, 2026, 3:01 a.m.

Created at: March 8, 2026, 3:34 p.m.