<document source="optlistspace.rst">
    <option_list>
        <option_list_item>
            <option_group>
                <option>
                    <option_string>
                        -A
                    <option_argument delimiter=" ">
                        option
            <description>
                <paragraph>
                    This does not get interepreted as an option list because there
                    is an invisible space after the option line.