1 2 3 4 5
AriaProperties changed on role=columnheader, name=columnheader2 AriaProperties changed on role=columnheader, name=columnheader3 AriaProperties changed on role=columnheader, name=columnheader4 AriaProperties changed on role=columnheader, name=columnheader5 AriaProperties changed on role=rowheader, name=rowheader1