instruction: On this Chapter 2 heading in this pdf file, I want to edit this pdf to underline this heading with yellow color to make a mark to continue from here, so underline the Chapter 2 heading with yellow color in the Adobe Acrobat app.

previous_actions: {"name": "click", "parameters": {"x": 342, "y": 2245}}
{"name": "click", "parameters": {"x": 455, "y": 2245}}

active_application: Adobe Acrobat

screen_description: windows {
  bounds_in_screen {
    top: 136
    right: 1080
    bottom: 2400
  }
  id: 2243
  title: "Adobe Acrobat"
  window_type: TYPE_APPLICATION
  is_active: true
  is_focused: true
  tree {
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.LinearLayout"
      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.FrameLayout"
      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.view.ViewGroup"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.view.ViewGroup"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 2337
        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: 7
    }
    nodes {
      bounds_in_screen {
        top: 2337
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 283
      }
      class_name: "android.widget.LinearLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 283
        right: 1080
        bottom: 2151
      }
      class_name: "android.widget.RelativeLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 283
        right: 1080
        bottom: 286
      }
      class_name: "android.view.View"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2151
      }
      class_name: "android.view.ViewGroup"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 283
      }
      class_name: "android.view.ViewGroup"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 283
        right: 1080
        bottom: 2151
      }
      class_name: "androidx.viewpager.widget.ViewPager"
      is_focusable: true
      is_long_clickable: true
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 283
        right: 1080
        bottom: 2151
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 978
        top: 283
        right: 1080
        bottom: 2151
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2151
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 2337
        right: 1080
        bottom: 2337
      }
      class_name: "android.view.View"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 147
        bottom: 283
      }
      class_name: "android.widget.ImageButton"
      content_description: "Done"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Done"
    }
    nodes {
      bounds_in_screen {
        left: 147
        top: 182
        right: 173
        bottom: 237
      }
      class_name: "android.widget.LinearLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 315
        top: 136
        right: 1054
        bottom: 283
      }
      class_name: "androidx.appcompat.widget.LinearLayoutCompat"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 283
        right: 1080
        bottom: 2151
      }
      class_name: "android.widget.RelativeLayout"
      is_focusable: true
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 283
        right: 1080
        bottom: 2151
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 978
        top: 294
        right: 1080
        bottom: 2140
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 147
        top: 182
        right: 147
        bottom: 237
      }
      class_name: "android.widget.TextView"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 173
        top: 185
        right: 173
        bottom: 234
      }
      class_name: "android.widget.TextView"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 315
        top: 148
        right: 447
        bottom: 270
      }
      class_name: "android.widget.ImageView"
      content_description: "Undo Underline"
      is_clickable: true
      is_focusable: true
      is_long_clickable: true
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 447
        top: 148
        right: 569
        bottom: 270
      }
      class_name: "android.widget.ImageView"
      content_description: "Turn on Liquid Mode"
      is_clickable: true
      is_focusable: true
      depth: 11
      tooltip_text: "Turn on Liquid Mode"
    }
    nodes {
      bounds_in_screen {
        left: 569
        top: 153
        right: 688
        bottom: 266
      }
      class_name: "android.widget.ImageView"
      content_description: "Comments"
      is_clickable: true
      is_focusable: true
      depth: 11
      tooltip_text: "View comment list"
    }
    nodes {
      bounds_in_screen {
        left: 688
        top: 148
        right: 810
        bottom: 270
      }
      class_name: "android.widget.ImageView"
      content_description: "Find keyword in document"
      is_clickable: true
      is_focusable: true
      depth: 11
      tooltip_text: "Find keyword in document"
    }
    nodes {
      bounds_in_screen {
        left: 810
        top: 148
        right: 932
        bottom: 270
      }
      class_name: "android.widget.ImageView"
      content_description: "Share this document with others"
      is_clickable: true
      is_focusable: true
      depth: 11
      tooltip_text: "Share this document with others"
    }
    nodes {
      bounds_in_screen {
        left: 932
        top: 148
        right: 1054
        bottom: 270
      }
      class_name: "android.widget.ImageView"
      content_description: "More options"
      is_clickable: true
      is_focusable: true
      depth: 11
      tooltip_text: "Select other file options"
    }
    nodes {
      bounds_in_screen {
        left: 978
        top: 294
        right: 1080
        bottom: 2133
      }
      class_name: "android.widget.SeekBar"
      content_description: "Seek Bar"
      depth: 11
      tooltip_text: "Current Page"
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2337
      }
      class_name: "android.view.ViewGroup"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        top: 2151
        right: 1080
        bottom: 2154
      }
      class_name: "android.view.View"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        top: 2154
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 12
    }
    nodes {
      bounds_in_screen {
        top: 2182
        right: 1080
        bottom: 2308
      }
      class_name: "android.widget.LinearLayout"
      depth: 13
    }
    nodes {
      bounds_in_screen {
        top: 2182
        bottom: 2182
      }
      class_name: "android.widget.LinearLayout"
      depth: 14
    }
    nodes {
      bounds_in_screen {
        top: 2182
        right: 1080
        bottom: 2308
      }
      class_name: "android.widget.HorizontalScrollView"
      is_focusable: true
      depth: 14
    }
    nodes {
      bounds_in_screen {
        top: 2182
        right: 1080
        bottom: 2308
      }
      class_name: "android.view.ViewGroup"
      depth: 15
    }
    nodes {
      bounds_in_screen {
        left: 245
        top: 2182
        right: 371
        bottom: 2308
      }
      class_name: "android.widget.ImageView"
      content_description: "Highlight selected text"
      is_clickable: true
      is_focusable: true
      depth: 16
      tooltip_text: "Highlight selected text"
    }
    nodes {
      bounds_in_screen {
        left: 392
        top: 2182
        right: 518
        bottom: 2308
      }
      class_name: "android.widget.ImageView"
      content_description: "Underline selected text"
      is_clickable: true
      is_focusable: true
      is_selected: true
      depth: 16
      tooltip_text: "Underline selected text"
    }
    nodes {
      bounds_in_screen {
        left: 539
        top: 2182
        right: 665
        bottom: 2308
      }
      class_name: "android.widget.ImageView"
      content_description: "Strikethrough selected text"
      is_clickable: true
      is_focusable: true
      depth: 16
      tooltip_text: "Strikethrough selected text"
    }
    nodes {
      bounds_in_screen {
        left: 686
        top: 2214
        right: 689
        bottom: 2277
      }
      class_name: "android.view.View"
      depth: 16
    }
    nodes {
      bounds_in_screen {
        left: 710
        top: 2182
        right: 836
        bottom: 2308
      }
      class_name: "android.widget.ImageView"
      content_description: "Choose a color for the selected object"
      is_clickable: true
      is_focusable: true
      depth: 16
      tooltip_text: "Choose a color for the selected object"
    }
  }
}


assistant: !FUNCTIONCALL{"name": "click", "parameters": {"x": 73, "y": 209}}