Triple
T21821930
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 1994 Northridge earthquake |
E538747
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | Northridge earthquake |
—
|
NE NERFINISHED |
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: Northridge earthquake | Statement: [1994 Northridge earthquake, alsoKnownAs, Northridge earthquake]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northridge earthquake Context triple: [1994 Northridge earthquake, alsoKnownAs, Northridge earthquake]
-
A.
1994 Northridge earthquake
chosen
The 1994 Northridge earthquake was a powerful and destructive magnitude 6.7 earthquake that struck the Los Angeles area of Southern California on January 17, 1994, causing widespread damage and loss of life.
-
B.
1989 Loma Prieta earthquake
The 1989 Loma Prieta earthquake was a powerful magnitude 6.9 quake in Northern California that caused widespread damage in the San Francisco Bay Area, including freeway collapses and the disruption of the World Series.
-
C.
Loma Prieta
Loma Prieta is a prominent peak in California’s Santa Cruz Mountains, best known for lending its name to the devastating 1989 Loma Prieta earthquake.
-
D.
Northridge
Northridge is a suburban neighborhood in the San Fernando Valley region of Los Angeles, California, known for housing California State University, Northridge (CSUN).
-
E.
1992 Landers earthquake
The 1992 Landers earthquake was a powerful magnitude 7.3 strike-slip earthquake in Southern California that ruptured multiple faults, caused widespread damage, and significantly advanced understanding of complex fault systems.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0c475038c8190abb9b1a20eb8ff50 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f0912e432481909045d00a61daa767 |
completed | April 28, 2026, 10:51 a.m. |
Created at: April 16, 2026, 6:54 p.m.