<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["es", "en"].<end_of_turn>
<start_of_turn>user
Defina el término "estructura de datos persistente".<end_of_turn>
<start_of_turn>model
A persistent data structure is a versioned data structure that preserves previous versions after modifications, allowing access to historical states.<end_of_turn><eos>