Triple

T22129891
Position Surface form Disambiguated ID Type / Status
Subject St. Anger E546879 entity
Predicate studio P6107 FINISHED
Object Metallica’s HQ, San Rafael, California
Metallica’s HQ in San Rafael, California is the band’s private studio and rehearsal complex where they write, record, and produce much of their music.
 E1519933 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: Metallica’s HQ, San Rafael, California | Statement: [St. Anger, studio, Metallica’s HQ, San Rafael, California]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metallica’s HQ, San Rafael, California
Context triple: [St. Anger, studio, Metallica’s HQ, San Rafael, California]
  • A. Sound Factory, Los Angeles
    Sound Factory in Los Angeles is a renowned recording studio known for hosting sessions by major artists across rock, pop, and other genres during the 1970s and beyond.
  • B. Avalon Ballroom, San Francisco
    Avalon Ballroom, San Francisco was a famed 1960s psychedelic rock venue and dance hall in the city’s Polk Gulch neighborhood, known for hosting iconic bands of the era and its vibrant countercultural scene.
  • C. Motor Studios, San Francisco
    Motor Studios in San Francisco is a recording studio known for hosting sessions by punk and alternative bands, including the group behind the song "I Used To."
  • D. Sound City Studios, Van Nuys
    Sound City Studios in Van Nuys is a legendary Los Angeles recording studio renowned for its distinctive analog sound and for hosting sessions by many iconic rock and alternative artists.
  • E. Jingletown Studios, Oakland
    Jingletown Studios in Oakland is a professional recording studio best known for being used by Green Day and other rock artists to produce major albums.
  • 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: Metallica’s HQ, San Rafael, California
Triple: [St. Anger, studio, Metallica’s HQ, San Rafael, California]
Generated description
Metallica’s HQ in San Rafael, California is the band’s private studio and rehearsal complex where they write, record, and produce much of their music.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Metallica’s HQ, San Rafael, California
Target entity description: Metallica’s HQ in San Rafael, California is the band’s private studio and rehearsal complex where they write, record, and produce much of their music.
  • A. Sound Factory, Los Angeles
    Sound Factory in Los Angeles is a renowned recording studio known for hosting sessions by major artists across rock, pop, and other genres during the 1970s and beyond.
  • B. Avalon Ballroom, San Francisco
    Avalon Ballroom, San Francisco was a famed 1960s psychedelic rock venue and dance hall in the city’s Polk Gulch neighborhood, known for hosting iconic bands of the era and its vibrant countercultural scene.
  • C. Motor Studios, San Francisco
    Motor Studios in San Francisco is a recording studio known for hosting sessions by punk and alternative bands, including the group behind the song "I Used To."
  • D. Sound City Studios, Van Nuys
    Sound City Studios in Van Nuys is a legendary Los Angeles recording studio renowned for its distinctive analog sound and for hosting sessions by many iconic rock and alternative artists.
  • E. Jingletown Studios, Oakland
    Jingletown Studios in Oakland is a professional recording studio best known for being used by Green Day and other rock artists to produce major albums.
  • 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_69e11e39bf348190b541bfa16a7b71e0 completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f129851db8819082d50bbb73670bf6 completed April 28, 2026, 9:41 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a8f28fc088190b4ce69c03d57605a completed May 18, 2026, 4:01 a.m.
NEDg Description generation batch_6a0a91feddf4819087077ee1bc04a195 completed May 18, 2026, 4:13 a.m.
NED2 Entity disambiguation (via description) batch_6a0a92926ec8819089838720431f63e0 completed May 18, 2026, 4:16 a.m.
Created at: April 16, 2026, 8:32 p.m.