[document web]
++[internal frame]
++++[document web]
++++++[paragraph]
++++++++[static] name='My favorite browser is '
++++++++[content deletion]
++++++++++[static] name='ABC'
++++++++[static] name=' '
++++++++[content insertion]
++++++++++[static] name='Chrome'
++++++++[static] name='!'
++[internal frame]
++++[document web]
++++++[paragraph]
++++++++[static] name='This test is to check '
++++++++[static]
++++++++++[static] name='mark tag'
++++++++[static] name='.'