{% block "block1" %}
This is a test {{ var1|add:var2|upper }}
{% endblock %}

{% block "block2" %}
This is a test {{ var2|add:var3|lower }}
{% endblock %}

{% block "block3" %}
This is a test {{ var3|add:var4|title }}
{% endblock %}

{% block "block4" %}
This is a test {{ var4|add:var5|rjust:10 }}
{% endblock %}

{% block "block5" %}
This is a test {{ var5|add:var1|ljust:10 }}
{% endblock %}

{% for v in array1 %}
	<li>{{ v|upper|lower|title|ljust:10|rjust:20 }}</li>
{% endfor %}