- alias: TV Time    
  trigger:
    - platform: state
      entity_id: sensor.samsungtv
      state: offline
      
  condition:
    condition: and
    conditions:
      - condition: state
        entity_id: sun.sun
        state: 'below_horizon'
        
  action:
    service: light.turn_off
    entity_id: 
      - group.living_room
      - group.living_room_accents