def extract_key_values(data):
    """
    Extracts key values from a list of tuples.

    Args:
        data (list): A list of tuples containing version, timestamp, and other values.

    Returns:
        dict: A dictionary with keys 'version', 'timestamp', and 'value'.
    """
    return {item[0]: {'timestamp': item[1], 'value': item[2]} for item in data}