Triple
T13562989
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keihan Electric Railway lines in Osaka |
E323956
|
entity |
| Predicate | hasLine |
P35
|
FINISHED |
| Object | Ishiyama Sakamoto Line |
—
|
NE NERFINISHED |
How this triple was built (3 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: Ishiyama Sakamoto Line | Statement: [Keihan Electric Railway lines in Osaka, hasLine, Ishiyama Sakamoto Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ishiyama Sakamoto Line Context triple: [Keihan Electric Railway lines in Osaka, hasLine, Ishiyama Sakamoto Line]
-
A.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
B.
Hanzōmon Line
The Hanzōmon Line is a Tokyo Metro subway line in Tokyo, Japan, connecting central districts with eastern and southwestern suburbs as part of the city’s urban rail network.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
-
E.
Tsuyama Line
The Tsuyama Line is a regional railway line in Okayama Prefecture, Japan, operated by JR West and known for connecting rural communities with the city of Tsuyama.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ishiyama Sakamoto Line Target entity description: The Ishiyama Sakamoto Line is a Japanese railway line operated by Keihan Electric Railway that connects Ishiyama and Sakamoto in Shiga Prefecture, serving local commuters and tourists visiting the Lake Biwa area.
-
A.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
B.
Hanzōmon Line
The Hanzōmon Line is a Tokyo Metro subway line in Tokyo, Japan, connecting central districts with eastern and southwestern suburbs as part of the city’s urban rail network.
-
C.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
D.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
-
E.
Tsuyama Line
The Tsuyama Line is a regional railway line in Okayama Prefecture, Japan, operated by JR West and known for connecting rural communities with the city of Tsuyama.
- F. None of above. chosen
Provenance (2 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_69d8076830b48190910a902bae5888e2 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbb00bbe848190bb33efe2af528295 |
completed | April 12, 2026, 2:45 p.m. |
Created at: April 9, 2026, 9:47 p.m.