Triple

T20896212
Position Surface form Disambiguated ID Type / Status
Subject Nankai limited express EMUs E514542 entity
Predicate serviceNameOperated P5884 FINISHED
Object Semboku Liner
Semboku Liner is a Japanese limited express train service operated with Nankai Electric Railway’s EMU rolling stock, providing fast connections in the Osaka area.
 E1461833 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: Semboku Liner | Statement: [Nankai limited express EMUs, serviceNameOperated, Semboku Liner]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Semboku Liner
Context triple: [Nankai limited express EMUs, serviceNameOperated, Semboku Liner]
  • A. Rokkō Liner
    Rokkō Liner is an automated guideway transit line in Kobe, Japan, connecting the artificial island of Rokkō Island with the mainland.
  • B. Raichō limited express
    The Raichō limited express was a former Japanese limited express train service that operated mainly between Osaka and Kanazawa before being succeeded by the Thunderbird service.
  • C. Shiosai limited express
    The Shiosai limited express is a Japanese limited express train service operated by JR East that connects Tokyo with coastal destinations in Chiba Prefecture.
  • D. Ariake limited express
    Ariake limited express is a Japanese limited express train service in Kyushu known for connecting major cities such as Fukuoka and Kumamoto.
  • E. Ryomo limited express
    The Ryomo limited express is a Japanese limited express train service providing fast, comfortable intercity travel on routes operated by Tobu Railway.
  • 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: Semboku Liner
Triple: [Nankai limited express EMUs, serviceNameOperated, Semboku Liner]
Generated description
Semboku Liner is a Japanese limited express train service operated with Nankai Electric Railway’s EMU rolling stock, providing fast connections in the Osaka area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Semboku Liner
Target entity description: Semboku Liner is a Japanese limited express train service operated with Nankai Electric Railway’s EMU rolling stock, providing fast connections in the Osaka area.
  • A. Rokkō Liner
    Rokkō Liner is an automated guideway transit line in Kobe, Japan, connecting the artificial island of Rokkō Island with the mainland.
  • B. Raichō limited express
    The Raichō limited express was a former Japanese limited express train service that operated mainly between Osaka and Kanazawa before being succeeded by the Thunderbird service.
  • C. Shiosai limited express
    The Shiosai limited express is a Japanese limited express train service operated by JR East that connects Tokyo with coastal destinations in Chiba Prefecture.
  • D. Ariake limited express
    Ariake limited express is a Japanese limited express train service in Kyushu known for connecting major cities such as Fukuoka and Kumamoto.
  • E. Ryomo limited express
    The Ryomo limited express is a Japanese limited express train service providing fast, comfortable intercity travel on routes operated by Tobu Railway.
  • 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_69e0b4f7ebe48190952a85547a0f31a1 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6d06233588190942493b709e30820 completed April 21, 2026, 1:18 a.m.
NED1 Entity disambiguation (via context triple) batch_6a093b435750819089ef3f440da0b57b completed May 17, 2026, 3:51 a.m.
NEDg Description generation batch_6a093f5311ec8190898afc349083dc6d completed May 17, 2026, 4:08 a.m.
NED2 Entity disambiguation (via description) batch_6a093fb644688190871305f01a6ee672 completed May 17, 2026, 4:10 a.m.
Created at: April 16, 2026, 12:47 p.m.