- platform: template
  switches:
    basement_lights:
      value_template: "{{ is_state('group.basement_lights', 'on')}}"
      turn_on:
        service: homeassistant.turn_on
        target:
          entity_id: group.basement_lights
      turn_off:
        service: homeassistant.turn_off
        target:
          entity_id: group.basement_lights