Triple
T4127123
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chōfu |
E92751
|
entity |
| Predicate | railwayStation |
P918
|
FINISHED |
| Object |
Nishichōfu Station
Nishichōfu Station is a passenger railway station serving the city of Chōfu in Tokyo, Japan.
|
E868200
|
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: Nishichōfu Station | Statement: [Chōfu, railwayStation, Nishichōfu Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nishichōfu Station Context triple: [Chōfu, railwayStation, Nishichōfu Station]
-
A.
Shiyakusho Station
Shiyakusho Station is a subway station in Nagoya, Japan, serving the city hall area and providing convenient access to Nagoya Castle.
-
B.
Nishikujo Station
Nishikujo Station is a railway station in Osaka, Japan, serving as an important junction connecting the Osaka Loop Line with other regional lines.
-
C.
Ishikawacho Station
Ishikawacho Station is a railway station in Yokohama, Japan, serving as a key access point to the historic Yamate district and nearby tourist attractions such as Chinatown.
-
D.
Kinshichō Station
Kinshichō Station is a major railway and subway station in Tokyo, Japan, serving as a key commercial and transit hub in the Sumida ward.
-
E.
Nijōjō-mae Station
Nijōjō-mae Station is an underground metro station in Kyoto, Japan, serving the area around Nijo Castle on the Kyoto Municipal Subway network.
- 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: Nishichōfu Station Triple: [Chōfu, railwayStation, Nishichōfu Station]
Generated description
Nishichōfu Station is a passenger railway station serving the city of Chōfu in Tokyo, Japan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nishichōfu Station Target entity description: Nishichōfu Station is a passenger railway station serving the city of Chōfu in Tokyo, Japan.
-
A.
Shiyakusho Station
Shiyakusho Station is a subway station in Nagoya, Japan, serving the city hall area and providing convenient access to Nagoya Castle.
-
B.
Nishikujo Station
Nishikujo Station is a railway station in Osaka, Japan, serving as an important junction connecting the Osaka Loop Line with other regional lines.
-
C.
Ishikawacho Station
Ishikawacho Station is a railway station in Yokohama, Japan, serving as a key access point to the historic Yamate district and nearby tourist attractions such as Chinatown.
-
D.
Kinshichō Station
Kinshichō Station is a major railway and subway station in Tokyo, Japan, serving as a key commercial and transit hub in the Sumida ward.
-
E.
Nijōjō-mae Station
Nijōjō-mae Station is an underground metro station in Kyoto, Japan, serving the area around Nijo Castle on the Kyoto Municipal Subway network.
- 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_69aed9685f70819086932777aec8d959 |
completed | March 9, 2026, 2:30 p.m. |
| NER | Named-entity recognition | batch_69af021b17a08190b520101f54ec1e33 |
completed | March 9, 2026, 5:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d90d3dfbac819087d07c35a1776064 |
completed | April 10, 2026, 2:46 p.m. |
| NEDg | Description generation | batch_69d9100604e08190b744b361d60188d5 |
completed | April 10, 2026, 2:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d910a1cdb88190988db41e97341ed9 |
completed | April 10, 2026, 3 p.m. |
Created at: March 9, 2026, 3:42 p.m.