Triple

T12266480
Position Surface form Disambiguated ID Type / Status
Subject Israeli Ground Forces E292359 entity
Predicate usesEquipment P2728 FINISHED
Object M109 self-propelled howitzer E208424 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: M109 self-propelled howitzer | Statement: [Israeli Ground Forces, usesEquipment, M109 self-propelled howitzer]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: M109 self-propelled howitzer
Context triple: [Israeli Ground Forces, usesEquipment, M109 self-propelled howitzer]
  • A. M109 self-propelled howitzer chosen
    The M109 self-propelled howitzer is a U.S.-designed, tracked 155 mm artillery system widely used by NATO and allied armies for mobile, armored fire support.
  • B. M198 howitzer
    The M198 howitzer is a towed 155 mm medium artillery piece used by the U.S. military and allied forces for long-range indirect fire support.
  • C. M114 155 mm howitzer
    The M114 155 mm howitzer is a towed medium artillery piece used extensively by the United States and allied forces from World War II through the Cold War.
  • D. M119 howitzer
    The M119 howitzer is a lightweight, towed 105 mm artillery piece used primarily by the U.S. Army for direct and indirect fire support in airborne and light infantry operations.
  • E. M777 howitzer
    The M777 howitzer is a lightweight, towed 155mm artillery piece used by the U.S. military and allied forces for long-range, precision fire support.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d6ab6856488190b5d31178d5015f8e elicitation completed
NER batch_69d91cdd7b3c8190afd237cd9b633d4d ner completed
NED1 batch_69f61e6799088190a5644267733ca2e5 ned_source_triple completed
Created at: April 8, 2026, 9:52 p.m.