<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["fr", "en"].<end_of_turn>
<start_of_turn>user
Discutez du concept de « matière noire » et de son rôle dans la structure de l'univers.<end_of_turn>
<start_of_turn>model
Dark matter is a mysterious substance that does not emit or interact with electromagnetic radiation but exerts gravitational influence, playing a key role in the structure and expansion of the universe. This means it does not absorb, reflect, or emit light, making it extremely hard to spot.<end_of_turn><eos>