Triple

T2306161

Position	Surface form	Disambiguated ID	Type / Status
Subject	Civic Center, Downtown Los Angeles	`E51843`	entity
Predicate	contains	`P35`	FINISHED
Object	Edward R. Roybal Federal Building and U.S. Courthouse The Edward R. Roybal Federal Building and U.S. Courthouse is a major federal office and judicial complex in downtown Los Angeles that houses federal courts and government agencies.	`E254416`	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: Edward R. Roybal Federal Building and U.S. Courthouse | Statement: [Civic Center, Downtown Los Angeles, contains, Edward R. Roybal Federal Building and U.S. Courthouse]

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

Target entity: Edward R. Roybal Federal Building and U.S. Courthouse
Context triple: [Civic Center, Downtown Los Angeles, contains, Edward R. Roybal Federal Building and U.S. Courthouse]

A. Ronald V. Dellums Federal Building
The Ronald V. Dellums Federal Building is a prominent federal office and courthouse complex in Oakland, California, named after former congressman and Oakland mayor Ronald V. Dellums.
B. Ronald Reagan Federal Building and United States Courthouse
The Ronald Reagan Federal Building and United States Courthouse is a major federal government complex in Santa Ana, California, housing federal courtrooms and offices for various U.S. agencies.
C. William K. Nakamura United States Courthouse
The William K. Nakamura United States Courthouse is a federal judicial building in Seattle, Washington, named in honor of World War II Medal of Honor recipient William Kenzo Nakamura.
D. James R. Browning United States Courthouse
The James R. Browning United States Courthouse is a historic federal courthouse in San Francisco, California, renowned for its Beaux-Arts architecture and role as the headquarters of the Ninth Circuit.
E. Stanley Mosk Courthouse
The Stanley Mosk Courthouse is a major downtown Los Angeles judicial complex that serves as one of the primary trial court facilities for Los Angeles County.
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: Edward R. Roybal Federal Building and U.S. Courthouse
Triple: [Civic Center, Downtown Los Angeles, contains, Edward R. Roybal Federal Building and U.S. Courthouse]

Generated description

The Edward R. Roybal Federal Building and U.S. Courthouse is a major federal office and judicial complex in downtown Los Angeles that houses federal courts and government agencies.

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

Target entity: Edward R. Roybal Federal Building and U.S. Courthouse
Target entity description: The Edward R. Roybal Federal Building and U.S. Courthouse is a major federal office and judicial complex in downtown Los Angeles that houses federal courts and government agencies.

A. Ronald V. Dellums Federal Building
The Ronald V. Dellums Federal Building is a prominent federal office and courthouse complex in Oakland, California, named after former congressman and Oakland mayor Ronald V. Dellums.
B. Ronald Reagan Federal Building and United States Courthouse
The Ronald Reagan Federal Building and United States Courthouse is a major federal government complex in Santa Ana, California, housing federal courtrooms and offices for various U.S. agencies.
C. William K. Nakamura United States Courthouse
The William K. Nakamura United States Courthouse is a federal judicial building in Seattle, Washington, named in honor of World War II Medal of Honor recipient William Kenzo Nakamura.
D. James R. Browning United States Courthouse
The James R. Browning United States Courthouse is a historic federal courthouse in San Francisco, California, renowned for its Beaux-Arts architecture and role as the headquarters of the Ninth Circuit.
E. Stanley Mosk Courthouse
The Stanley Mosk Courthouse is a major downtown Los Angeles judicial complex that serves as one of the primary trial court facilities for Los Angeles County.
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_69a88b0bb30c81908ded03b006d29387`	completed	March 4, 2026, 7:42 p.m.
NER	Named-entity recognition	`batch_69abc60489c881908b0ba76d2075bc89`	completed	March 7, 2026, 6:30 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ae7f3579248190829a07fe508d72a7`	completed	March 9, 2026, 8:05 a.m.
NEDg	Description generation	`batch_69ae82e0611c8190a8b44e97bb34194f`	completed	March 9, 2026, 8:20 a.m.
NED2	Entity disambiguation (via description)	`batch_69ae83f4369c8190b956f9d37ca31d1d`	completed	March 9, 2026, 8:25 a.m.

Created at: March 4, 2026, 7:49 p.m.