Triple
T21242197
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sinking of ROKS Cheonan |
E523502
|
entity |
| Predicate | shipSunk |
P821
|
FINISHED |
| Object | ROKS Cheonan |
—
|
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: ROKS Cheonan | Statement: [Sinking of ROKS Cheonan, shipSunk, ROKS Cheonan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ROKS Cheonan Context triple: [Sinking of ROKS Cheonan, shipSunk, ROKS Cheonan]
-
A.
Pohang-class corvettes
chosen
Pohang-class corvettes are South Korean-built coastal defense warships, originally designed for anti-submarine and patrol missions, that have been widely transferred to and operated by allied navies.
-
B.
ROKN Sejong the Great-class destroyer
The ROKN Sejong the Great-class destroyer is a South Korean Navy class of large, advanced guided-missile destroyers equipped for area air defense, anti-submarine warfare, and ballistic missile defense.
-
C.
SS Maheno
SS Maheno was an early 20th-century ocean liner that later became a famous shipwreck landmark on Fraser Island, Australia.
-
D.
Lekiu-class frigate
The Lekiu-class frigate is a class of modern guided-missile frigates built in the United Kingdom for Malaysia, serving as some of the Royal Malaysian Navy’s principal surface combatants.
-
E.
SS Mayaguez
SS Mayaguez was a U.S. merchant container ship best known for its 1975 seizure by Cambodian Khmer Rouge forces, which triggered the last official battle involving American ground troops in the Vietnam War era.
- 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_69e0b513b89c81908b27147e91368db2 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7352453f88190b38de7b0108c683a |
completed | April 21, 2026, 8:28 a.m. |
Created at: April 16, 2026, 3:47 p.m.