Triple
T17330891
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Izumo, Shimane Prefecture, Japan |
E420811
|
entity |
| Predicate | hasFamousSite |
P1098
|
FINISHED |
| Object |
Former Taisha Line (JR West)
The Former Taisha Line (JR West) was a discontinued railway line in Izumo, Shimane Prefecture, that once served the area around the historic Izumo Taisha Grand Shrine.
|
E1262800
|
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: Former Taisha Line (JR West) | Statement: [Izumo, Shimane Prefecture, Japan, hasFamousSite, Former Taisha Line (JR West)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Former Taisha Line (JR West) Context triple: [Izumo, Shimane Prefecture, Japan, hasFamousSite, Former Taisha Line (JR West)]
-
A.
JR West Nara Line
The JR West Nara Line is a railway line in Japan operated by West Japan Railway Company that connects the Kyoto area with Nara, serving various cities and towns in between.
-
B.
Takasaki Line
The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
-
C.
Maizuru Line
The Maizuru Line is a regional railway line in Kyoto Prefecture, Japan, operated by JR West that connects the city of Maizuru with the broader rail network.
-
D.
Ohmi Railway Taga Line
The Ohmi Railway Taga Line is a local railway line in Shiga Prefecture, Japan, operated by Ohmi Railway and primarily serving the Taga area, including access to the Taga Taisha shrine.
-
E.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs 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: Former Taisha Line (JR West) Triple: [Izumo, Shimane Prefecture, Japan, hasFamousSite, Former Taisha Line (JR West)]
Generated description
The Former Taisha Line (JR West) was a discontinued railway line in Izumo, Shimane Prefecture, that once served the area around the historic Izumo Taisha Grand Shrine.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Former Taisha Line (JR West) Target entity description: The Former Taisha Line (JR West) was a discontinued railway line in Izumo, Shimane Prefecture, that once served the area around the historic Izumo Taisha Grand Shrine.
-
A.
JR West Nara Line
The JR West Nara Line is a railway line in Japan operated by West Japan Railway Company that connects the Kyoto area with Nara, serving various cities and towns in between.
-
B.
Takasaki Line
The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
-
C.
Maizuru Line
The Maizuru Line is a regional railway line in Kyoto Prefecture, Japan, operated by JR West that connects the city of Maizuru with the broader rail network.
-
D.
Ohmi Railway Taga Line
The Ohmi Railway Taga Line is a local railway line in Shiga Prefecture, Japan, operated by Ohmi Railway and primarily serving the Taga area, including access to the Taga Taisha shrine.
-
E.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs across the city.
- 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_69d889d3adc881909319f1edb8d2a956 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e439d5c788819092bdc4d3de0ec958 |
completed | April 19, 2026, 2:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a018c5025d08190ab2581a3b04ae661 |
completed | May 11, 2026, 7:59 a.m. |
| NEDg | Description generation | batch_6a018e85c91081909a6944ff136e8f50 |
completed | May 11, 2026, 8:08 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a018f7ebf548190b407ebeacbd4d327 |
completed | May 11, 2026, 8:12 a.m. |
Created at: April 10, 2026, 5:43 a.m.