Triple
T20753943
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tapanuli |
E510800
|
entity |
| Predicate | hasSubregion |
P285
|
FINISHED |
| Object | Toba |
E94199
|
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: Toba | Statement: [Tapanuli, hasSubregion, Toba]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toba Context triple: [Tapanuli, hasSubregion, Toba]
-
A.
Toba
Toba is a coastal city in central Japan’s Mie Prefecture, known for its pearl cultivation, scenic bays, and maritime heritage.
-
B.
Toba
Toba was a 12th-century Japanese emperor of the late Heian period whose reign and later cloistered rule significantly influenced imperial politics.
-
C.
Toba Caldera
Toba Caldera is a massive volcanic supervolcano in northern Sumatra, Indonesia, known for one of the largest explosive eruptions in Earth’s history and now largely filled by Lake Toba.
-
D.
Toba Inlet
Toba Inlet is a remote, fjord-like coastal waterway in British Columbia, Canada, known for its steep forested mountains, rich marine life, and deep cultural significance to Indigenous peoples.
-
E.
Lake Toba
chosen
Lake Toba is a vast volcanic crater lake in northern Sumatra, Indonesia, renowned as one of the world’s largest and deepest volcanic lakes and a major natural and cultural tourism destination.
- 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_69e0b4c909ec8190b05987f1639513f6 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c22d0ebc8190b17077326f540f98 |
completed | April 21, 2026, 12:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a08e8489c188190a79c573f8470445c |
completed | May 16, 2026, 9:57 p.m. |
Created at: April 16, 2026, 12:34 p.m.