Triple
T11286482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toei Oedo Line |
E267201
|
entity |
| Predicate | loopSection |
P79283
|
FINISHED |
| Object |
Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop
The Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop is the central circular section of Tokyo’s Toei Oedo Line that links major commercial, governmental, and entertainment districts in a continuous loop.
|
E915510
|
NE FINISHED |
How this triple was built (5 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: Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop | Statement: [Toei Oedo Line, loopSection, Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop Context triple: [Toei Oedo Line, loopSection, Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop]
-
A.
Shibuya–Chuo-Rinkan corridor
The Shibuya–Chuo-Rinkan corridor is a major commuter rail corridor in the Tokyo metropolitan area linking central Shibuya with the suburban Chuo-Rinkan district.
-
B.
Meguro–Hiyoshi corridor
The Meguro–Hiyoshi corridor is a key suburban rail corridor in the Tokyo–Yokohama area linking central Tokyo with the Hiyoshi district via multiple interconnected Tokyu railway lines.
-
C.
Ikebukuro–Ochanomizu section
The Ikebukuro–Ochanomizu section is an early central Tokyo subway corridor linking the Ikebukuro area with the Ochanomizu district as part of the Tokyo Metro Marunouchi Line.
-
D.
Toei Asakusa Line
The Toei Asakusa Line is a major Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central Tokyo with surrounding areas and offering through-services to several private railway lines.
-
E.
Hanzomon Line
The Hanzomon Line is a major Tokyo Metro subway line in Tokyo, Japan, running east–west through central districts and providing key commuter connections across the city.
- 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: Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop Triple: [Toei Oedo Line, loopSection, Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop]
Generated description
The Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop is the central circular section of Tokyo’s Toei Oedo Line that links major commercial, governmental, and entertainment districts in a continuous loop.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop Target entity description: The Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop is the central circular section of Tokyo’s Toei Oedo Line that links major commercial, governmental, and entertainment districts in a continuous loop.
-
A.
Shibuya–Chuo-Rinkan corridor
The Shibuya–Chuo-Rinkan corridor is a major commuter rail corridor in the Tokyo metropolitan area linking central Shibuya with the suburban Chuo-Rinkan district.
-
B.
Meguro–Hiyoshi corridor
The Meguro–Hiyoshi corridor is a key suburban rail corridor in the Tokyo–Yokohama area linking central Tokyo with the Hiyoshi district via multiple interconnected Tokyu railway lines.
-
C.
Ikebukuro–Ochanomizu section
The Ikebukuro–Ochanomizu section is an early central Tokyo subway corridor linking the Ikebukuro area with the Ochanomizu district as part of the Tokyo Metro Marunouchi Line.
-
D.
Toei Asakusa Line
The Toei Asakusa Line is a major Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central Tokyo with surrounding areas and offering through-services to several private railway lines.
-
E.
Hanzomon Line
The Hanzomon Line is a major Tokyo Metro subway line in Tokyo, Japan, running east–west through central districts and providing key commuter connections across the city.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: loopSection Context triple: [Toei Oedo Line, loopSection, Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop]
-
A.
loopLocation
Indicates the specific place or context in which a loop occurs or is situated.
-
B.
loopsFrom
Indicates that a path, process, or connection starts at a given point and returns back to that same point, forming a loop.
-
C.
loopType
Indicates the specific kind or category of loop structure or iteration pattern used in a process or control flow.
-
D.
loopLine
chosen
Indicates that a line or path forms a closed loop, returning to its starting point without interruption.
-
E.
formsLoopWith
Indicates that two or more entities are connected in such a way that they form a closed cycle or loop with one another.
- F. None of above.
Provenance (6 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_69d6aac993a08190a6f36445ebaf9a43 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e986b0f08190a414749eaa7f1a5d |
completed | April 9, 2026, 6:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e4f48070ac8190b0e4d49f42ac3896 |
completed | April 19, 2026, 3:28 p.m. |
| NEDg | Description generation | batch_69e4f95cbc7c819082e3d7c3c3266708 |
completed | April 19, 2026, 3:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e4ff6b7d248190b4dd885280e09a8e |
completed | April 19, 2026, 4:14 p.m. |
| PD | Predicate disambiguation | batch_69d787a240588190aa097298f951c915 |
completed | April 9, 2026, 11:04 a.m. |
Created at: April 8, 2026, 9:32 p.m.