Triple
T17963303
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ahmed Kathrada |
E449136
|
entity |
| Predicate | placeOfImprisonment |
P6464
|
FINISHED |
| Object | Robben Island |
E23909
|
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: Robben Island | Statement: [Ahmed Kathrada, placeOfImprisonment, Robben Island]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Robben Island Context triple: [Ahmed Kathrada, placeOfImprisonment, Robben Island]
-
A.
Robben Island
chosen
Robben Island is a historic island off the coast of Cape Town best known for housing the prison where Nelson Mandela and other anti-apartheid activists were incarcerated.
-
B.
Pretoria Central Prison
Pretoria Central Prison is a notorious high-security South African prison in Pretoria that was used during the apartheid era to incarcerate political prisoners and carry out executions.
-
C.
Victor Verster Prison
Victor Verster Prison is a South African correctional facility best known as the place where Nelson Mandela spent the final years of his imprisonment before his release in 1990.
-
D.
Ilebu prison camp
Ilebu prison camp was the original name of the Nazi-era Grini concentration camp in Norway, used primarily for political prisoners during World War II.
-
E.
Bhisho
Bhisho is a small administrative town in South Africa that serves as the political and governmental center of the Eastern Cape province.
- 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_69d8b9f8cca8819099836916c56b7c95 |
completed | April 10, 2026, 8:51 a.m. |
| NER | Named-entity recognition | batch_69e4b135cd2c8190a6190cf6611dbe08 |
completed | April 19, 2026, 10:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a034313e1ec8190a2dc15ed8a4cf992 |
completed | May 12, 2026, 3:11 p.m. |
Created at: April 10, 2026, 10:22 a.m.