The rules that use the category "<set_attribute>" are:
<set_attribute> <firing_rate_descriptor> to <firing_rate_setting>
<set_attribute> <formation_level> to <formation_setting>
<set_attribute> <formation_level> type to <formation_setting>
<set_attribute> grammar to <grammar>
<set_attribute> to <grammar> grammar
<set_attribute> <method_of_movement_descriptor> to <method_of_movement_setting>
<set_attribute> <weapons_permission_descriptor> <weapons_permission_setting>
<set_attribute> <weapons_permission_descriptor> to <weapons_permission_setting>