def get_capabilities():
    """
    Retrieves and returns a list of capabilities.

    Returns:
        list: A list of tuples containing capability names and their respective metrics.
    """
    return [
        ('evolved_verified_generate_test_1768680667', 4235.89001196408, 51, 8305.7),
        ('verified_default', 4235.0, 51, 8303.9),
        ('evolved_verified_fib_fast_1769055768', 4235.0, 51, 8303.9)
    ]