Triple
T1592351
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Station |
E34204
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object |
Tōhoku Shinkansen
The Tōhoku Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Tōhoku region in the northeast of Honshu.
|
E185892
|
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: Tōhoku Shinkansen | Statement: [Tokyo Station, serves, Tōhoku Shinkansen]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tōhoku Shinkansen Context triple: [Tokyo Station, serves, Tōhoku Shinkansen]
-
A.
Jōetsu Shinkansen
The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
-
B.
Sanyo Shinkansen
Sanyo Shinkansen is a high-speed railway line in Japan that connects Osaka with western Honshu cities such as Hiroshima and Fukuoka as part of the Shinkansen network.
-
C.
Tokaido Shinkansen
The Tokaido Shinkansen is Japan’s pioneering high-speed rail line connecting Tokyo with Osaka and other major cities, renowned for its speed, punctuality, and heavy passenger usage.
-
D.
Kyushu Shinkansen
Kyushu Shinkansen is a high-speed railway line in Japan that connects major cities across the island of Kyushu as part of the national Shinkansen network.
-
E.
JR Yamanote Line
The JR Yamanote Line is a busy circular railway loop in central Tokyo that connects many of the city’s major urban hubs and transit interchanges.
- 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: Tōhoku Shinkansen Triple: [Tokyo Station, serves, Tōhoku Shinkansen]
Generated description
The Tōhoku Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Tōhoku region in the northeast of Honshu.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tōhoku Shinkansen Target entity description: The Tōhoku Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Tōhoku region in the northeast of Honshu.
-
A.
Jōetsu Shinkansen
The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
-
B.
Sanyo Shinkansen
Sanyo Shinkansen is a high-speed railway line in Japan that connects Osaka with western Honshu cities such as Hiroshima and Fukuoka as part of the Shinkansen network.
-
C.
Tokaido Shinkansen
The Tokaido Shinkansen is Japan’s pioneering high-speed rail line connecting Tokyo with Osaka and other major cities, renowned for its speed, punctuality, and heavy passenger usage.
-
D.
Kyushu Shinkansen
Kyushu Shinkansen is a high-speed railway line in Japan that connects major cities across the island of Kyushu as part of the national Shinkansen network.
-
E.
JR Yamanote Line
The JR Yamanote Line is a busy circular railway loop in central Tokyo that connects many of the city’s major urban hubs and transit interchanges.
- 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_69a885fdcb9c819081ce6f0b8cd477dd |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69abb2c480008190bb472cfdab74c387 |
completed | March 7, 2026, 5:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad608dfc688190a81a502c810f67fb |
completed | March 8, 2026, 11:42 a.m. |
| NEDg | Description generation | batch_69ad61e9f1e88190abdd07084e107fca |
completed | March 8, 2026, 11:47 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad625af68481908dc5d43781aeff03 |
completed | March 8, 2026, 11:49 a.m. |
Created at: March 4, 2026, 7:27 p.m.