Triple
T14762111
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kōtō, Tokyo, Japan |
E346890
|
entity |
| Predicate | containsFacility |
P12416
|
FINISHED |
| Object | Sunamachi Water Reclamation Center |
E1078487
|
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: Sunamachi Water Reclamation Center | Statement: [Kōtō, Tokyo, Japan, containsFacility, Sunamachi Water Reclamation Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sunamachi Water Reclamation Center Context triple: [Kōtō, Tokyo, Japan, containsFacility, Sunamachi Water Reclamation Center]
-
A.
Toshimaen
Toshimaen was a historic amusement park in Tokyo, Japan, known for its classic rides, large swimming pool complex, and long-standing popularity with local families before its closure.
-
B.
Shuseikan
Shuseikan is a historic industrial complex in Kagoshima, Japan, recognized as one of the earliest centers of modern industrialization in the country and inscribed as part of the UNESCO World Heritage Sites of Japan’s Meiji Industrial Revolution.
-
C.
Yumenoshima Park
chosen
Yumenoshima Park is a large recreational green space in Tokyo known for its sports facilities, tropical greenhouse dome, and waterfront location on a reclaimed island.
-
D.
Ryōgoku
Ryōgoku is a historic district in Tokyo best known as the heart of professional sumo wrestling and home to the Ryōgoku Kokugikan arena.
-
E.
Fushimi Port Park
Fushimi Port Park is a riverside public park in Kyoto’s Fushimi ward, known for its waterfront scenery, walking paths, and recreational green space.
- 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_69d822e8896c819091169882f9b20486 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69dec7f207dc819088a53f717736a121 |
completed | April 14, 2026, 11:04 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe0cf24c0081909221cb7d761e882f |
completed | May 8, 2026, 4:18 p.m. |
Created at: April 10, 2026, 1:30 a.m.