Triple
T4627176
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kanmon Straits |
E101126
|
entity |
| Predicate | crossedBy |
P416
|
FINISHED |
| Object | Kanmon Railway Tunnel |
E350194
|
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: Kanmon Railway Tunnel | Statement: [Kanmon Straits, crossedBy, Kanmon Railway Tunnel]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kanmon Railway Tunnel Context triple: [Kanmon Straits, crossedBy, Kanmon Railway Tunnel]
-
A.
Kanmon Tunnel
chosen
The Kanmon Tunnel is an undersea railway and road tunnel in Japan that links the islands of Honshu and Kyushu beneath the Kanmon Straits.
-
B.
Furka Base Tunnel
The Furka Base Tunnel is a long railway tunnel in the Swiss Alps that provides an all-weather, low-level route beneath the Furka Pass, improving connectivity and reliability on the Matterhorn Gotthard Bahn line.
-
C.
Ohashi
Ohashi is a neighborhood within Tokyo’s Meguro ward, known as a residential area with convenient urban access.
-
D.
Roki Tunnel
Roki Tunnel is a strategic road tunnel through the Caucasus Mountains that serves as a key transport link between Russia and the breakaway region of South Ossetia in Georgia.
-
E.
Kaichu-doro causeway
The Kaichu-doro causeway is a scenic marine roadway in Okinawa that connects the main island to several offshore islands by traversing shallow, turquoise coastal waters.
- 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_69bd43d0497c8190ac23c65c5804846a |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd5a2e9780819081add547c760abc9 |
completed | March 20, 2026, 2:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be0360f7548190b4d1c2e0e53985e8 |
completed | March 21, 2026, 2:33 a.m. |
Created at: March 20, 2026, 1:13 p.m.