Bắt đầu với việc tách văn bản

text = '''RAG (retrieval augmented generation) is an advanced NLP model that combines retrieval mechanisms with generative capabilities. RAG aims to improve the accuracy and relevance of its outputs by grounding responses in precise, contextually appropriate data.'''

# Define a text splitter that splits on the '.' character
text_splitter = ____(
    ____,
    ____,  
    ____  
)

# Split the text using text_splitter
chunks = text_splitter.____
print(chunks)
print([len(chunk) for chunk in chunks])