Triple
T9928228
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toyohashi |
E192576
|
entity |
| Predicate | hasTramSystem |
P474
|
FINISHED |
| Object |
Toyohashi Railroad Azumada Main Line
The Toyohashi Railroad Azumada Main Line is a tram line in Toyohashi, Aichi Prefecture, Japan, providing urban streetcar services across the city.
|
E874906
|
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: Toyohashi Railroad Azumada Main Line | Statement: [Toyohashi, hasTramSystem, Toyohashi Railroad Azumada Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toyohashi Railroad Azumada Main Line Context triple: [Toyohashi, hasTramSystem, Toyohashi Railroad Azumada Main Line]
-
A.
Karasuma Line
The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
-
B.
Meitetsu Mikawa Line
The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
-
C.
Karasuyama Line
The Karasuyama Line is a regional railway line in Tochigi Prefecture, Japan, operated by JR East and connecting Utsunomiya with the town of Nasukarasuyama.
-
D.
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.
-
E.
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.
- 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: Toyohashi Railroad Azumada Main Line Triple: [Toyohashi, hasTramSystem, Toyohashi Railroad Azumada Main Line]
Generated description
The Toyohashi Railroad Azumada Main Line is a tram line in Toyohashi, Aichi Prefecture, Japan, providing urban streetcar services across the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Toyohashi Railroad Azumada Main Line Target entity description: The Toyohashi Railroad Azumada Main Line is a tram line in Toyohashi, Aichi Prefecture, Japan, providing urban streetcar services across the city.
-
A.
Karasuma Line
The Karasuma Line is a major Kyoto Municipal Subway line running north–south through Kyoto, connecting key districts and transportation hubs including Kyoto Station.
-
B.
Meitetsu Mikawa Line
The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
-
C.
Karasuyama Line
The Karasuyama Line is a regional railway line in Tochigi Prefecture, Japan, operated by JR East and connecting Utsunomiya with the town of Nasukarasuyama.
-
D.
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.
-
E.
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.
- 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_69ca82dd978c8190947124ab0d3315ac |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cdb59d7ad08190982a1584547190bd |
completed | April 2, 2026, 12:17 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d95e38789881909e45e8d0b0489a59 |
completed | April 10, 2026, 8:31 p.m. |
| NEDg | Description generation | batch_69d95f508b6481909405f0404246c69e |
completed | April 10, 2026, 8:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d9600a29808190af583d2fd696ec6a |
completed | April 10, 2026, 8:39 p.m. |
Created at: March 30, 2026, 8:43 p.m.