Triple

T506342
Position Surface form Disambiguated ID Type / Status
Subject Antelope Valley E10509 entity
Predicate borderedBy P224 FINISHED
Object San Gabriel Mountains
The San Gabriel Mountains are a rugged mountain range in Southern California, forming part of the Transverse Ranges and providing a dramatic backdrop and recreational area northeast of Los Angeles.
 E72657 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: San Gabriel Mountains | Statement: [Antelope Valley, borderedBy, San Gabriel Mountains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Gabriel Mountains
Context triple: [Antelope Valley, borderedBy, San Gabriel Mountains]
  • A. San Bernardino Mountains
    The San Bernardino Mountains are a major mountain range in Southern California known for their forested peaks, ski resorts, and role as a natural barrier between the Inland Empire and the Mojave Desert.
  • B. Santa Ynez Mountains
    The Santa Ynez Mountains are a coastal mountain range in Southern California known for their dramatic north-facing slopes, Mediterranean climate, and scenic views over the Pacific Ocean and nearby cities.
  • C. Santa Rosa Mountains
    The Santa Rosa Mountains are a rugged desert mountain range in Southern California known for their dramatic canyons, diverse wildlife, and cultural significance to Native American communities.
  • D. Inyo Mountains
    The Inyo Mountains are a rugged, arid mountain range in eastern California known for their dramatic relief, desert landscapes, and proximity to Death Valley and the Sierra Nevada.
  • E. Transverse Ranges
    The Transverse Ranges are an east–west trending system of mountain ranges in Southern California known for their complex geology and for separating coastal regions from inland deserts.
  • 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: San Gabriel Mountains
Triple: [Antelope Valley, borderedBy, San Gabriel Mountains]
Generated description
The San Gabriel Mountains are a rugged mountain range in Southern California, forming part of the Transverse Ranges and providing a dramatic backdrop and recreational area northeast of Los Angeles.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: San Gabriel Mountains
Target entity description: The San Gabriel Mountains are a rugged mountain range in Southern California, forming part of the Transverse Ranges and providing a dramatic backdrop and recreational area northeast of Los Angeles.
  • A. San Bernardino Mountains
    The San Bernardino Mountains are a major mountain range in Southern California known for their forested peaks, ski resorts, and role as a natural barrier between the Inland Empire and the Mojave Desert.
  • B. Santa Ynez Mountains
    The Santa Ynez Mountains are a coastal mountain range in Southern California known for their dramatic north-facing slopes, Mediterranean climate, and scenic views over the Pacific Ocean and nearby cities.
  • C. Santa Rosa Mountains
    The Santa Rosa Mountains are a rugged desert mountain range in Southern California known for their dramatic canyons, diverse wildlife, and cultural significance to Native American communities.
  • D. Inyo Mountains
    The Inyo Mountains are a rugged, arid mountain range in eastern California known for their dramatic relief, desert landscapes, and proximity to Death Valley and the Sierra Nevada.
  • E. Transverse Ranges
    The Transverse Ranges are an east–west trending system of mountain ranges in Southern California known for their complex geology and for separating coastal regions from inland deserts.
  • 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_69a2e848adf881908e5e04f7af030093 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f14c83f08190b1028f4929866db4 completed Feb. 28, 2026, 1:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a5089817248190b53d78e5b937026b completed March 2, 2026, 3:48 a.m.
NEDg Description generation batch_69a5094d47b4819099e51ccfd8a14416 completed March 2, 2026, 3:51 a.m.
NED2 Entity disambiguation (via description) batch_69a5099a81988190941857838551b9c6 completed March 2, 2026, 3:52 a.m.
Created at: Feb. 28, 2026, 1:12 p.m.