Triple

T15729042
Position Surface form Disambiguated ID Type / Status
Subject Big Tujunga Canyon E381291 entity
Predicate forestDistrict P118817 FINISHED
Object Angeles National Forest, Los Angeles River Ranger District E76763 NE FINISHED

How this triple was built (2 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: Angeles National Forest, Los Angeles River Ranger District | Statement: [Big Tujunga Canyon, forestDistrict, Angeles National Forest, Los Angeles River Ranger District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Angeles National Forest, Los Angeles River Ranger District
Context triple: [Big Tujunga Canyon, forestDistrict, Angeles National Forest, Los Angeles River Ranger District]
  • A. Los Angeles River Ranger District
    The Los Angeles River Ranger District is a management unit of the Angeles National Forest responsible for overseeing recreation, conservation, and resource protection in the forest lands surrounding the Los Angeles River watershed.
  • B. Angeles National Forest chosen
    Angeles National Forest is a vast federally managed forest and recreation area in the mountains north of Los Angeles, known for its rugged terrain, diverse wildlife, and extensive hiking and camping opportunities.
  • C. San Gabriel River Ranger District
    The San Gabriel River Ranger District is a management unit within California’s Angeles National Forest responsible for overseeing recreation, conservation, and resource protection in the San Gabriel River watershed area.
  • D. Santa Clara/Mojave Rivers Ranger District
    The Santa Clara/Mojave Rivers Ranger District is an administrative unit of the Angeles National Forest responsible for managing natural resources, recreation, and conservation across portions of the Santa Clara and Mojave River watersheds in Southern California.
  • E. Foothill Regional Park
    Foothill Regional Park is a scenic open-space park in Sonoma County known for its rolling hills, ponds, and hiking and biking trails with views of the surrounding wine country.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d86d9cdb648190bf3171be0bd7d872 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e04fb4cc0081909efe330339474017 completed April 16, 2026, 2:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff82fcb4e4819097bd0591bbcc3b71 completed May 9, 2026, 6:54 p.m.
Created at: April 10, 2026, 4:46 a.m.