Triple

T8769663

Position	Surface form	Disambiguated ID	Type / Status
Subject	M109 self-propelled howitzer	`E208424`	entity
Predicate	successor	`P78`	FINISHED
Object	Extended Range Cannon Artillery (ERCA) program (planned) The Extended Range Cannon Artillery (ERCA) program is a U.S. Army initiative to develop a next-generation long-range artillery system capable of significantly greater range, accuracy, and lethality than current self-propelled howitzers.	`E756112`	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: Extended Range Cannon Artillery (ERCA) program (planned) | Statement: [M109 self-propelled howitzer, successor, Extended Range Cannon Artillery (ERCA) program (planned)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Extended Range Cannon Artillery (ERCA) program (planned)
Context triple: [M109 self-propelled howitzer, successor, Extended Range Cannon Artillery (ERCA) program (planned)]

A. Archer Artillery System
The Archer Artillery System is a modern Swedish self-propelled howitzer platform designed for rapid, highly automated, long-range indirect fire support.
B. CAESAR self-propelled howitzer
The CAESAR self-propelled howitzer is a French 155 mm truck-mounted artillery system known for its high mobility, long-range precision fire, and widespread use in modern armies.
C. K9 Thunder self-propelled howitzer
The K9 Thunder is a South Korean–developed 155 mm self-propelled howitzer known for its high mobility, rapid rate of fire, and widespread adoption by several modern armies.
D. DANA self-propelled howitzer
The DANA self-propelled howitzer is a Czechoslovak-designed 152 mm wheeled artillery system known for its high mobility, automatic loading, and extensive use in Eastern European armed forces.
E. AS-90 self-propelled howitzer
The AS-90 is a British 155 mm self-propelled howitzer system introduced in the early 1990s, designed to provide highly mobile, long-range artillery support for the British Army.
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: Extended Range Cannon Artillery (ERCA) program (planned)
Triple: [M109 self-propelled howitzer, successor, Extended Range Cannon Artillery (ERCA) program (planned)]

Generated description

The Extended Range Cannon Artillery (ERCA) program is a U.S. Army initiative to develop a next-generation long-range artillery system capable of significantly greater range, accuracy, and lethality than current self-propelled howitzers.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Extended Range Cannon Artillery (ERCA) program (planned)
Target entity description: The Extended Range Cannon Artillery (ERCA) program is a U.S. Army initiative to develop a next-generation long-range artillery system capable of significantly greater range, accuracy, and lethality than current self-propelled howitzers.

A. Archer Artillery System
The Archer Artillery System is a modern Swedish self-propelled howitzer platform designed for rapid, highly automated, long-range indirect fire support.
B. CAESAR self-propelled howitzer
The CAESAR self-propelled howitzer is a French 155 mm truck-mounted artillery system known for its high mobility, long-range precision fire, and widespread use in modern armies.
C. K9 Thunder self-propelled howitzer
The K9 Thunder is a South Korean–developed 155 mm self-propelled howitzer known for its high mobility, rapid rate of fire, and widespread adoption by several modern armies.
D. DANA self-propelled howitzer
The DANA self-propelled howitzer is a Czechoslovak-designed 152 mm wheeled artillery system known for its high mobility, automatic loading, and extensive use in Eastern European armed forces.
E. AS-90 self-propelled howitzer
The AS-90 is a British 155 mm self-propelled howitzer system introduced in the early 1990s, designed to provide highly mobile, long-range artillery support for the British Army.
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_69ca835edb4481909b4aafb616dc5eb7`	completed	March 30, 2026, 2:06 p.m.
NER	Named-entity recognition	`batch_69cc5eedc7188190a67d959b9af53837`	completed	March 31, 2026, 11:55 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69cf51af01e48190af674a03d0768f3b`	completed	April 3, 2026, 5:35 a.m.
NEDg	Description generation	`batch_69cf5291147481908179e75547cf981d`	completed	April 3, 2026, 5:39 a.m.
NED2	Entity disambiguation (via description)	`batch_69cf5331475c8190b3e8c565f0be7dfd`	completed	April 3, 2026, 5:42 a.m.

Created at: March 30, 2026, 6:41 p.m.