instruction: In the settings of the Duolingo app, turn on the dark mode.

previous_actions: 

active_application: Duolingo

screen_description: windows {
  bounds_in_screen {
    right: 1080
    bottom: 136
  }
  id: 3
  layer: 1
  window_type: TYPE_SYSTEM
  tree {
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 2
    }
    nodes {
      bounds_in_screen {
        left: 47
        right: 1027
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 3
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 454
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        left: 454
        top: 1
        right: 599
        bottom: 136
      }
      class_name: "android.view.View"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        left: 599
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 187
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 187
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 129
        bottom: 136
      }
      class_name: "android.widget.TextView"
      content_description: "7:41 PM"
      text: "7:41"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 129
        top: 1
        right: 187
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 1
        right: 986
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 986
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      content_description: "Battery charging, 94 percent."
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 129
        top: 1
        right: 187
        bottom: 136
      }
      class_name: "android.view.ViewGroup"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 39
        right: 970
        bottom: 97
      }
      class_name: "android.widget.FrameLayout"
      content_description: "Wifi signal full."
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 986
        top: 51
        right: 1006
        bottom: 85
      }
      class_name: "android.widget.ImageView"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 129
        top: 1
        right: 187
        bottom: 136
      }
      class_name: "android.widget.ImageView"
      content_description: "AccuWeather notification: "
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 39
        right: 970
        bottom: 97
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 48
        right: 970
        bottom: 87
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 48
        right: 970
        bottom: 87
      }
      class_name: "android.widget.ImageView"
      depth: 11
    }
  }
}
windows {
  bounds_in_screen {
    right: 1080
    bottom: 2400
  }
  id: 700
  title: "Duolingo"
  window_type: TYPE_APPLICATION
  is_active: true
  is_focused: true
  tree {
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.view.View"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        top: 2337
        right: 1080
        bottom: 2400
      }
      class_name: "android.view.View"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 2
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 3
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.view.ViewGroup"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 1162
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        bottom: 136
      }
      class_name: "android.view.View"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 136
        bottom: 136
      }
      class_name: "android.view.View"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 304
      }
      class_name: "android.widget.LinearLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 178
        right: 1080
        bottom: 304
      }
      class_name: "android.view.View"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 304
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 178
        right: 126
        bottom: 262
      }
      class_name: "android.widget.ImageView"
      is_clickable: true
      is_focusable: true
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 168
        top: 199
        right: 870
        bottom: 241
      }
      class_name: "android.view.View"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 912
        top: 178
        right: 1038
        bottom: 262
      }
      class_name: "android.widget.LinearLayout"
      content_description: "You have 5 hearts left"
      is_clickable: true
      is_focusable: true
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 304
        right: 1080
        bottom: 2337
      }
      class_name: "android.view.ViewGroup"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 912
        top: 188
        right: 989
        bottom: 251
      }
      class_name: "android.widget.ImageView"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 989
        top: 178
        right: 1038
        bottom: 262
      }
      class_name: "android.widget.TextView"
      text: "5"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 304
        right: 1080
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 507
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 2158
        right: 1080
        bottom: 2295
      }
      class_name: "android.widget.FrameLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 304
        right: 1038
        bottom: 2116
      }
      class_name: "android.view.ViewGroup"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 2158
        right: 1038
        bottom: 2295
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 304
        right: 1038
        bottom: 477
      }
      class_name: "android.view.ViewGroup"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 519
        right: 1038
        bottom: 645
      }
      class_name: "android.view.ViewGroup"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 687
        right: 1038
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 2158
        right: 1038
        bottom: 2158
      }
      class_name: "android.widget.LinearLayout"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 2158
        right: 1038
        bottom: 2295
      }
      class_name: "android.widget.LinearLayout"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 304
        right: 323
        bottom: 367
      }
      class_name: "android.view.ViewGroup"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 399
        right: 1038
        bottom: 477
      }
      class_name: "android.widget.TextView"
      text: "Select the correct image"
      is_clickable: true
      is_focusable: true
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 519
        right: 42
        bottom: 519
      }
      class_name: "android.view.View"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 519
        right: 168
        bottom: 645
      }
      class_name: "android.widget.LinearLayout"
      is_clickable: true
      is_focusable: true
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 519
        right: 413
        bottom: 614
      }
      class_name: "android.widget.TextView"
      text: "het meisje"
      is_focusable: true
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 243
        top: 520
        right: 361
        bottom: 645
      }
      class_name: "android.widget.ImageView"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 687
        right: 1038
        bottom: 2116
      }
      class_name: "android.view.ViewGroup"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 2158
        right: 1038
        bottom: 2158
      }
      class_name: "android.widget.LinearLayout"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 2158
        right: 1038
        bottom: 2295
      }
      class_name: "android.widget.TextView"
      text: "CHECK"
      is_clickable: true
      is_focusable: true
      depth: 12
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 304
        right: 105
        bottom: 367
      }
      class_name: "android.widget.ImageView"
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 126
        top: 313
        right: 323
        bottom: 359
      }
      class_name: "android.widget.TextView"
      text: "NEW WORD"
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 74
        top: 519
        right: 136
        bottom: 640
      }
      class_name: "android.widget.ImageView"
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 687
        right: 519
        bottom: 1381
      }
      class_name: "android.widget.FrameLayout"
      is_clickable: true
      is_focusable: true
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 561
        top: 687
        right: 1038
        bottom: 1381
      }
      class_name: "android.widget.FrameLayout"
      is_clickable: true
      is_focusable: true
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 1423
        right: 519
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      is_clickable: true
      is_focusable: true
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 561
        top: 1423
        right: 1038
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      is_clickable: true
      is_focusable: true
      depth: 13
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 687
        right: 519
        bottom: 1381
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 687
        right: 519
        bottom: 1381
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 561
        top: 687
        right: 1038
        bottom: 1381
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 561
        top: 687
        right: 1038
        bottom: 1381
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 1423
        right: 519
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 42
        top: 1423
        right: 519
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 561
        top: 1423
        right: 1038
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 561
        top: 1423
        right: 1038
        bottom: 2116
      }
      class_name: "android.widget.FrameLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        left: 84
        top: 727
        right: 477
        bottom: 1337
      }
      class_name: "android.widget.LinearLayout"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 603
        top: 727
        right: 996
        bottom: 1337
      }
      class_name: "android.widget.LinearLayout"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 84
        top: 1463
        right: 477
        bottom: 2072
      }
      class_name: "android.widget.LinearLayout"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 603
        top: 1463
        right: 996
        bottom: 2072
      }
      class_name: "android.widget.LinearLayout"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 84
        top: 727
        right: 477
        bottom: 1278
      }
      class_name: "android.widget.ImageView"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 84
        top: 1278
        right: 477
        bottom: 1337
      }
      class_name: "android.widget.TextView"
      text: "the man"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 603
        top: 727
        right: 996
        bottom: 1278
      }
      class_name: "android.widget.ImageView"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 603
        top: 1278
        right: 996
        bottom: 1337
      }
      class_name: "android.widget.TextView"
      text: "the girl"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 84
        top: 1463
        right: 477
        bottom: 2013
      }
      class_name: "android.widget.ImageView"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 84
        top: 2013
        right: 477
        bottom: 2072
      }
      class_name: "android.widget.TextView"
      text: "the woman"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 603
        top: 1463
        right: 996
        bottom: 2013
      }
      class_name: "android.widget.ImageView"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 603
        top: 2013
        right: 996
        bottom: 2072
      }
      class_name: "android.widget.TextView"
      text: "the boy"
      depth: 16
    }
  }
}


assistant: !FUNCTIONCALL{"name": "navigate_back", "parameters": {}}