Triple
T2327819
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saitama Prefecture |
E48329
|
entity |
| Predicate | hasExpressway |
P385
|
FINISHED |
| Object |
Tohoku Expressway
The Tohoku Expressway is a major Japanese toll highway that runs north from the Tokyo area through several prefectures toward the Tohoku region, serving as one of the country’s primary north–south transportation arteries.
|
E275265
|
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: Tohoku Expressway | Statement: [Saitama Prefecture, hasExpressway, Tohoku Expressway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tohoku Expressway Context triple: [Saitama Prefecture, hasExpressway, Tohoku Expressway]
-
A.
Higashi-Kanto Expressway
The Higashi-Kanto Expressway is a major Japanese expressway in the Kanto region that connects the Tokyo area with Chiba Prefecture and serves as a key route to Narita International Airport.
-
B.
Tōmei Expressway
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
C.
Hokuriku Expressway
The Hokuriku Expressway is a major Japanese expressway running along the Sea of Japan coast, linking the Hokuriku region with central and western Honshu.
-
D.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
E.
Shin-Meishin Expressway
The Shin-Meishin Expressway is a major Japanese expressway that serves as an alternative and bypass route to the original Meishin Expressway, helping to alleviate congestion in the Kansai region.
- 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: Tohoku Expressway Triple: [Saitama Prefecture, hasExpressway, Tohoku Expressway]
Generated description
The Tohoku Expressway is a major Japanese toll highway that runs north from the Tokyo area through several prefectures toward the Tohoku region, serving as one of the country’s primary north–south transportation arteries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tohoku Expressway Target entity description: The Tohoku Expressway is a major Japanese toll highway that runs north from the Tokyo area through several prefectures toward the Tohoku region, serving as one of the country’s primary north–south transportation arteries.
-
A.
Higashi-Kanto Expressway
The Higashi-Kanto Expressway is a major Japanese expressway in the Kanto region that connects the Tokyo area with Chiba Prefecture and serves as a key route to Narita International Airport.
-
B.
Tōmei Expressway
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
C.
Hokuriku Expressway
The Hokuriku Expressway is a major Japanese expressway running along the Sea of Japan coast, linking the Hokuriku region with central and western Honshu.
-
D.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
E.
Shin-Meishin Expressway
The Shin-Meishin Expressway is a major Japanese expressway that serves as an alternative and bypass route to the original Meishin Expressway, helping to alleviate congestion in the Kansai region.
- 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_69a88aa308a88190b0b86c011fda7fce |
completed | March 4, 2026, 7:40 p.m. |
| NER | Named-entity recognition | batch_69abc64c7f1881909b0d847f7782e803 |
completed | March 7, 2026, 6:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af2b6475948190816531b026c7930c |
completed | March 9, 2026, 8:19 p.m. |
| NEDg | Description generation | batch_69af50127dd88190842ef229ad74d6e7 |
completed | March 9, 2026, 10:56 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af508ef3f081909507a1463117366a |
completed | March 9, 2026, 10:58 p.m. |
Created at: March 4, 2026, 7:50 p.m.