Um, maybe you want to take off the dirty diaper?
assitant
Well, it's pretty obvious.  The diaper is obviously in front of you, and it's pretty easy to see.  Maybe you need to look closer.
assistant
How do I change a baby's dirty diaper?
user
Umm, sure. You might want to first have a look at the diaper and see if it's soiled.
assistant
how do i do that?
user