Triple
T1152043
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR Saikyo Line |
E23696
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
Urawa Station
Urawa Station is a major railway hub in Saitama, Japan, connecting multiple JR East lines and serving as an important commuter gateway to central Tokyo.
|
E326116
|
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: Urawa Station | Statement: [JR Saikyo Line, servesStation, Urawa Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Urawa Station Context triple: [JR Saikyo Line, servesStation, Urawa Station]
-
A.
Kita-Urawa Station
Kita-Urawa Station is a railway station in Saitama, Japan, operated by JR East on a major commuter route connecting the Saitama area with central Tokyo.
-
B.
Minami-Urawa Station
Minami-Urawa Station is a railway station in Saitama, Japan, operated by JR East and serving as a local commuter hub in the Greater Tokyo area.
-
C.
Musashi-Urawa Station
Musashi-Urawa Station is a railway station in Saitama, Japan, that functions as a key commuter hub connecting local passengers to central Tokyo and surrounding areas.
-
D.
Naka-Urawa Station
Naka-Urawa Station is a railway station in Saitama, Japan, operated by JR East on a major commuter route connecting central Tokyo with the surrounding suburbs.
-
E.
Osaki Station
Osaki Station is a major railway hub in Tokyo, Japan, serving multiple JR East lines and connecting central Tokyo with surrounding suburban areas.
- 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: Urawa Station Triple: [JR Saikyo Line, servesStation, Urawa Station]
Generated description
Urawa Station is a major railway hub in Saitama, Japan, connecting multiple JR East lines and serving as an important commuter gateway to central Tokyo.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Urawa Station Target entity description: Urawa Station is a major railway hub in Saitama, Japan, connecting multiple JR East lines and serving as an important commuter gateway to central Tokyo.
-
A.
Kita-Urawa Station
Kita-Urawa Station is a railway station in Saitama, Japan, operated by JR East on a major commuter route connecting the Saitama area with central Tokyo.
-
B.
Minami-Urawa Station
Minami-Urawa Station is a railway station in Saitama, Japan, operated by JR East and serving as a local commuter hub in the Greater Tokyo area.
-
C.
Musashi-Urawa Station
Musashi-Urawa Station is a railway station in Saitama, Japan, that functions as a key commuter hub connecting local passengers to central Tokyo and surrounding areas.
-
D.
Naka-Urawa Station
Naka-Urawa Station is a railway station in Saitama, Japan, operated by JR East on a major commuter route connecting central Tokyo with the surrounding suburbs.
-
E.
Osaki Station
Osaki Station is a major railway hub in Tokyo, Japan, serving multiple JR East lines and connecting central Tokyo with surrounding suburban areas.
- 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_69a493f0d32c8190ac74bad3c87f2641 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4bc8d2dd8819081c779d408c2651d |
completed | March 1, 2026, 10:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b20309280c8190ad9a73397e42267c |
completed | March 12, 2026, 12:04 a.m. |
| NEDg | Description generation | batch_69b203c541fc8190bcba3d74f7b7bd4b |
completed | March 12, 2026, 12:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b204516ac8819094f29f6c68d61465 |
completed | March 12, 2026, 12:09 a.m. |
Created at: March 1, 2026, 7:44 p.m.