Triple
T9249159
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Yurtec Stadium Sendai |
E222274
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | City of Sendai |
E40916
|
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: City of Sendai | Statement: [Yurtec Stadium Sendai, operator, City of Sendai]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City of Sendai Context triple: [Yurtec Stadium Sendai, operator, City of Sendai]
-
A.
Ishinomaki City
Ishinomaki City is a coastal city in northeastern Japan known for its fishing industry and for being one of the areas most severely affected by the 2011 Tōhoku earthquake and tsunami.
-
B.
Sendai
chosen
Sendai is the largest city in Japan’s Tōhoku region, known for its lush greenery, historic sites, and status as a major economic and cultural center in northeastern Honshu.
-
C.
Morioka
Morioka is the capital city of Iwate Prefecture in Japan’s Tōhoku region, known for its historic castle site, surrounding mountains, and distinctive local noodle dishes.
-
D.
Kesennuma City
Kesennuma City is a coastal city in northeastern Japan known for its fishing industry and for being heavily affected by the 2011 Tōhoku earthquake and tsunami.
-
E.
City of Naha
The City of Naha is the capital and largest city of Okinawa Prefecture in Japan, known as a historic Ryukyuan cultural center and major regional port.
- 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_69ca841d2b18819089f9faf5b2c2aec0 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd05f6d62c8190a1e33f1854767b47 |
completed | April 1, 2026, 11:48 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d0e351e7a08190b4abb8747a84871b |
completed | April 4, 2026, 10:09 a.m. |
Created at: March 30, 2026, 7:31 p.m.