Triple
T11855466
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ōta, Tokyo |
E282024
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object |
Tamagawa River waterfront
The Tamagawa River waterfront is a scenic riverside area in Tokyo known for its parks, cycling paths, and recreational spaces along the banks of the Tama River.
|
E949041
|
NE FINISHED |
How this triple was built (4 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: Tamagawa River waterfront | Statement: [Ōta, Tokyo, contains, Tamagawa River waterfront]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tamagawa River waterfront Context triple: [Ōta, Tokyo, contains, Tamagawa River waterfront]
-
A.
Shibuya River promenade
Shibuya River promenade is a modern riverside walkway in Tokyo’s Shibuya district, featuring landscaped paths, seating, and urban scenery along the restored Shibuya River.
-
B.
Sumida River area
The Sumida River area is a scenic urban district in Tokyo known for its riverside promenades, bridges, and views of landmarks like Tokyo Skytree.
-
C.
Tokyo waterfront
Tokyo waterfront is a redeveloped coastal area of Tokyo known for its modern architecture, entertainment complexes, and scenic views of Tokyo Bay.
-
D.
Sumida Park
Sumida Park is a riverside public park in Tokyo renowned for its cherry blossoms and scenic views along the Sumida River.
-
E.
Dotonbori Canal
Dotonbori Canal is a famous waterway in Osaka, Japan, known for its vibrant nightlife, neon billboards, and role as a major entertainment and tourist district.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tamagawa River waterfront Triple: [Ōta, Tokyo, contains, Tamagawa River waterfront]
Generated description
The Tamagawa River waterfront is a scenic riverside area in Tokyo known for its parks, cycling paths, and recreational spaces along the banks of the Tama River.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tamagawa River waterfront Target entity description: The Tamagawa River waterfront is a scenic riverside area in Tokyo known for its parks, cycling paths, and recreational spaces along the banks of the Tama River.
-
A.
Shibuya River promenade
Shibuya River promenade is a modern riverside walkway in Tokyo’s Shibuya district, featuring landscaped paths, seating, and urban scenery along the restored Shibuya River.
-
B.
Sumida River area
The Sumida River area is a scenic urban district in Tokyo known for its riverside promenades, bridges, and views of landmarks like Tokyo Skytree.
-
C.
Tokyo waterfront
Tokyo waterfront is a redeveloped coastal area of Tokyo known for its modern architecture, entertainment complexes, and scenic views of Tokyo Bay.
-
D.
Sumida Park
Sumida Park is a riverside public park in Tokyo renowned for its cherry blossoms and scenic views along the Sumida River.
-
E.
Dotonbori Canal
Dotonbori Canal is a famous waterway in Osaka, Japan, known for its vibrant nightlife, neon billboards, and role as a major entertainment and tourist district.
- F. None of above. chosen
Provenance (5 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_69d6ab287ba48190a5178779fd19b9b7 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8a697f4108190af984932d2118472 |
completed | April 10, 2026, 7:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f167d9b9e8819093582637941fc5ca |
completed | April 29, 2026, 2:07 a.m. |
| NEDg | Description generation | batch_69f17006e6108190b51b20ddf6d2368c |
completed | April 29, 2026, 2:42 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f17819af5c8190a98db3cd8eff8da2 |
completed | April 29, 2026, 3:16 a.m. |
Created at: April 8, 2026, 9:43 p.m.