templates/boards/board.html

{% load url from future %}

{% if board %}
    You see a <b>{{ board.name }}</b> board here. Its name is {{ board.description }}.
    This board has the following threads:

    <table>
    {% for thread in threads %}
	<tr><td>
	    <a href="{% url 'thread' board.name thread.id %}">{{ thread.id }}</a>
	</td></tr>
    {% endfor %}
    </table>

{% else %}
    You see no board here.
{% endif %}