Triple

T4411855
Position Surface form Disambiguated ID Type / Status
Subject Japanese Brazilians E94868 entity
Predicate firstImmigrantShip P34263 FINISHED
Object Kasato Maru
Kasato Maru was the Japanese steamship that carried the first official group of Japanese immigrants to Brazil in 1908, marking the beginning of Japanese immigration to the country.
E438771 NE FINISHED

How this triple was built (5 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: Kasato Maru | Statement: [Japanese Brazilians, firstImmigrantShip, Kasato Maru]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kasato Maru
Context triple: [Japanese Brazilians, firstImmigrantShip, Kasato Maru]
  • A. Heian Maru
    Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
  • B. Shinkoku Maru
    Shinkoku Maru is a famous World War II-era Japanese oil tanker wreck that now serves as a popular scuba diving site in Chuuk Lagoon, Micronesia.
  • C. Fujikawa Maru
    Fujikawa Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, now serving as a popular wreck diving site rich with marine life and historical artifacts.
  • D. Yamagiri Maru
    Yamagiri Maru is a famous World War II Japanese shipwreck in Chuuk Lagoon, now a popular scuba diving site known for its well-preserved structure and wartime artifacts.
  • E. San Francisco Maru
    The San Francisco Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, renowned among advanced divers for its well-preserved tanks, trucks, and munitions lying at significant depth.
  • 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: Kasato Maru
Triple: [Japanese Brazilians, firstImmigrantShip, Kasato Maru]
Generated description
Kasato Maru was the Japanese steamship that carried the first official group of Japanese immigrants to Brazil in 1908, marking the beginning of Japanese immigration to the country.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kasato Maru
Target entity description: Kasato Maru was the Japanese steamship that carried the first official group of Japanese immigrants to Brazil in 1908, marking the beginning of Japanese immigration to the country.
  • A. Heian Maru
    Heian Maru is a famous World War II Japanese transport shipwreck in Chuuk Lagoon, now a popular site for recreational wreck diving.
  • B. Shinkoku Maru
    Shinkoku Maru is a famous World War II-era Japanese oil tanker wreck that now serves as a popular scuba diving site in Chuuk Lagoon, Micronesia.
  • C. Fujikawa Maru
    Fujikawa Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, now serving as a popular wreck diving site rich with marine life and historical artifacts.
  • D. Yamagiri Maru
    Yamagiri Maru is a famous World War II Japanese shipwreck in Chuuk Lagoon, now a popular scuba diving site known for its well-preserved structure and wartime artifacts.
  • E. San Francisco Maru
    The San Francisco Maru is a famous World War II Japanese cargo shipwreck in Chuuk Lagoon, renowned among advanced divers for its well-preserved tanks, trucks, and munitions lying at significant depth.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: firstImmigrantShip
Context triple: [Japanese Brazilians, firstImmigrantShip, Kasato Maru]
  • A. firstShip chosen
    Indicates that the subject is the earliest or initial ship associated with, created by, or used in relation to the object.
  • B. yearOfArrivalInNewWorld
    Indicates the specific year in which an entity arrived in the New World.
  • C. firstRecordedTransitByShip
    Indicates that the subject is the earliest known instance of traveling or being transported by ship to or through the object location or route.
  • D. firstSettlersArrived
    Indicates that the earliest group of settlers reached or came to a particular place or region.
  • E. firstVoyageDestination
    Indicates the location that an entity traveled to as the endpoint of its first voyage.
  • F. None of above.

Provenance (6 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_69b34539638c8190abfea3eb29425210 completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b354e656dc819093ca8395d7334006 completed March 13, 2026, 12:05 a.m.
NED1 Entity disambiguation (via context triple) batch_69b5f6131de08190968259a0be73cd3f completed March 14, 2026, 11:58 p.m.
NEDg Description generation batch_69b5f76c8ea08190a6f6c81f0c3dcea7 completed March 15, 2026, 12:03 a.m.
NED2 Entity disambiguation (via description) batch_69b5f7e313f48190afb83123e3b24926 completed March 15, 2026, 12:05 a.m.
PD Predicate disambiguation batch_69b34f5d0c54819085c08533bb58030a completed March 12, 2026, 11:42 p.m.
Created at: March 12, 2026, 11:29 p.m.