Triple
T11286483
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toei Oedo Line |
E267201
|
entity |
| Predicate | radialSection |
P72721
|
FINISHED |
| Object |
Tocho-mae–Shinjuku–Hikarigaoka branch
The Tocho-mae–Shinjuku–Hikarigaoka branch is a major segment of Tokyo’s Toei Oedo Line that links central Shinjuku with the residential district of Hikarigaoka in Nerima.
|
E267201
|
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: Tocho-mae–Shinjuku–Hikarigaoka branch | Statement: [Toei Oedo Line, radialSection, Tocho-mae–Shinjuku–Hikarigaoka branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tocho-mae–Shinjuku–Hikarigaoka branch Context triple: [Toei Oedo Line, radialSection, Tocho-mae–Shinjuku–Hikarigaoka branch]
-
A.
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.
-
B.
Toei Shinjuku Line
The Toei Shinjuku Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
-
C.
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.
-
D.
Toei Oedo Line
The Toei Oedo Line is a major Tokyo subway loop and radial line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central districts with many key commercial and residential areas.
-
E.
Tōkyū Ikegami Line
The Tōkyū Ikegami Line is a commuter railway line in Tokyo operated by Tokyu Corporation, connecting residential areas in Ōta Ward with central districts such as Shinagawa.
- 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: Tocho-mae–Shinjuku–Hikarigaoka branch Triple: [Toei Oedo Line, radialSection, Tocho-mae–Shinjuku–Hikarigaoka branch]
Generated description
The Tocho-mae–Shinjuku–Hikarigaoka branch is a major segment of Tokyo’s Toei Oedo Line that links central Shinjuku with the residential district of Hikarigaoka in Nerima.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tocho-mae–Shinjuku–Hikarigaoka branch Target entity description: The Tocho-mae–Shinjuku–Hikarigaoka branch is a major segment of Tokyo’s Toei Oedo Line that links central Shinjuku with the residential district of Hikarigaoka in Nerima.
-
A.
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.
-
B.
Toei Shinjuku Line
The Toei Shinjuku Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
-
C.
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.
-
D.
Toei Oedo Line
chosen
The Toei Oedo Line is a major Tokyo subway loop and radial line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central districts with many key commercial and residential areas.
-
E.
Tōkyū Ikegami Line
The Tōkyū Ikegami Line is a commuter railway line in Tokyo operated by Tokyu Corporation, connecting residential areas in Ōta Ward with central districts such as Shinagawa.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: radialSection Context triple: [Toei Oedo Line, radialSection, Tocho-mae–Shinjuku–Hikarigaoka branch]
-
A.
radialExtent
Indicates the radial distance or range over which something extends outward from a central point or axis.
-
B.
isRadialRouteOf
chosen
Indicates that one route functions as a radial connection extending outward from a central point, hub, or main route.
-
C.
typicalSection
Indicates that one section is a standard, representative, or commonly occurring instance within a broader set or structure of sections.
-
D.
ringRadius
Indicates the size of a ring by specifying the distance from its center to its outer edge.
-
E.
curveRadius
Indicates the radius of curvature associated with an object or path, describing how sharply it bends at a given point.
- 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.