un-elemented text (so it's a node of the
body
)
Empties
empty line item and space-only line item follow (in that order):
empty span [
]
all of the text in this list item is inside a
span
missing image [
]
loaded image [
]
break element [
]
a form with...
a text input [
]
a text input with a value [
]
a radio input [
]
a checkbox input [
]
a submit input [
]
a textarea [
]
a textarea with content [
content
]
]
]