def ranked_capabilities(capabilities):
    """
    Returns a list of capabilities sorted by their evolved verified generate score in descending order.

    Args:
        capabilities (list): A list of tuples containing capability information.

    Returns:
        list: A list of tuples containing the top capabilities.
    """
    return sorted(capabilities, key=lambda x: x[1], reverse=True)[:3]

# Example usage
capabilities = [
    ('evolved_verified_generate_test_1768680667', 4235.89001196408, 51, 8305.7),
    ('verified_default', 4235.0, 51, 8303.9),
    ('evolved_verified_create_memory_1768424362', 4235.89001196408, 52, 8145.9)
]

print(ranked_capabilities(capabilities))