Triple

T8616826
Position Surface form Disambiguated ID Type / Status
Subject Sepulveda Boulevard E204058 entity
Predicate hasNotableStructure P105 FINISHED
Object Sepulveda Pass
Sepulveda Pass is a major mountain pass through the Santa Monica Mountains in Los Angeles that serves as a key north–south transportation corridor between the San Fernando Valley and Westside.
E745529 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: Sepulveda Pass | Statement: [Sepulveda Boulevard, hasNotableStructure, Sepulveda Pass]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sepulveda Pass
Context triple: [Sepulveda Boulevard, hasNotableStructure, Sepulveda Pass]
  • A. Pacheco Pass
    Pacheco Pass is a mountain pass in central California that provides a key transportation route through the Diablo Range between the Santa Clara Valley and the San Joaquin Valley.
  • B. Poncha Pass
    Poncha Pass is a high mountain pass in south-central Colorado that serves as a major route between the San Luis Valley and the Arkansas River Valley.
  • C. Medano Pass
    Medano Pass is a high mountain pass in south-central Colorado that provides a scenic route through the Sangre de Cristo Mountains near Great Sand Dunes National Park.
  • D. San Bernardino Pass
    San Bernardino Pass is a high mountain pass in the Swiss Alps that provides a key north–south transit route between the Hinterrhein and Misox valleys.
  • E. Cajon Pass
    Cajon Pass is a major mountain pass in Southern California that serves as a critical transportation corridor linking the Los Angeles Basin with the Mojave Desert and points east.
  • 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: Sepulveda Pass
Triple: [Sepulveda Boulevard, hasNotableStructure, Sepulveda Pass]
Generated description
Sepulveda Pass is a major mountain pass through the Santa Monica Mountains in Los Angeles that serves as a key north–south transportation corridor between the San Fernando Valley and Westside.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sepulveda Pass
Target entity description: Sepulveda Pass is a major mountain pass through the Santa Monica Mountains in Los Angeles that serves as a key north–south transportation corridor between the San Fernando Valley and Westside.
  • A. Pacheco Pass
    Pacheco Pass is a mountain pass in central California that provides a key transportation route through the Diablo Range between the Santa Clara Valley and the San Joaquin Valley.
  • B. Poncha Pass
    Poncha Pass is a high mountain pass in south-central Colorado that serves as a major route between the San Luis Valley and the Arkansas River Valley.
  • C. Medano Pass
    Medano Pass is a high mountain pass in south-central Colorado that provides a scenic route through the Sangre de Cristo Mountains near Great Sand Dunes National Park.
  • D. San Bernardino Pass
    San Bernardino Pass is a high mountain pass in the Swiss Alps that provides a key north–south transit route between the Hinterrhein and Misox valleys.
  • E. Cajon Pass
    Cajon Pass is a major mountain pass in Southern California that serves as a critical transportation corridor linking the Los Angeles Basin with the Mojave Desert and points east.
  • 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_69ca832ceab8819096e4a9f546695079 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cc4711c7748190af26ff5a78ef66a2 completed March 31, 2026, 10:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69cea923ae148190a973ef8ad6ccac9a completed April 2, 2026, 5:36 p.m.
NEDg Description generation batch_69cea9d23cc88190b937e89b9aa2bd66 completed April 2, 2026, 5:39 p.m.
NED2 Entity disambiguation (via description) batch_69ceaaed65a4819083b6a30baa2c0b97 completed April 2, 2026, 5:44 p.m.
Created at: March 30, 2026, 6:25 p.m.