Triple

T22181656
Position Surface form Disambiguated ID Type / Status
Subject K9 Thunder E548182 entity
Predicate engineType P1585 FINISHED
Object MTU MT 881 Ka-500 diesel engine — NE NERFINISHED

How this triple was built (2 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: MTU MT 881 Ka-500 diesel engine | Statement: [K9 Thunder, engineType, MTU MT 881 Ka-500 diesel engine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MTU MT 881 Ka-500 diesel engine
Context triple: [K9 Thunder, engineType, MTU MT 881 Ka-500 diesel engine]
  • A. MTU MT881 Ka-500 diesel engine chosen
    The MTU MT881 Ka-500 is a high-performance, compact V8 diesel engine developed by MTU for use in modern tracked armored vehicles, providing the powerplant for systems such as the K9 Thunder self-propelled howitzer.
  • B. MTU MB 873 Ka-501 diesel engine
    The MTU MB 873 Ka-501 is a high-performance German V12 twin-turbocharged diesel engine developed by MTU Friedrichshafen to power modern main battle tanks such as the Leopard 2.
  • C. MTU MB 838 CaM 500 diesel engine
    The MTU MB 838 CaM 500 is a high-performance, multi-fuel diesel engine developed by MTU for use in main battle tanks such as the German Leopard 1.
  • D. MTU diesel engine
    The MTU diesel engine is a high-performance, military-grade powerplant produced by MTU Friedrichshafen, widely used in armored vehicles and other heavy-duty applications for its reliability and power density.
  • E. V-55 diesel engine
    The V-55 diesel engine is a Soviet V-12 liquid-cooled powerplant widely used to propel T-55 main battle tanks and their variants.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e3d53f88190a2b690e3f25bb062 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12aa5998081909ff35f8b5df4f92f completed April 28, 2026, 9:46 p.m.
Created at: April 16, 2026, 8:35 p.m.