This now works a bit...
Tag or tags
Tags of class
Tags with ID
Which is a child of an A
Which is a descendant of an A
Which is the first child of its parent
Which is an unvisited link
Which is a visited link
Which is active
Which is being hovered over
Which is in focus
Which is in the human language A
Which is preceeded by an A
Which has attribute A set
Where attribute A is exactly B
Where attribute A is a space separated list containing B
Where attribute A is a hyphen separated list containing B
With an ID of A
But only the first letter
But only the first line
Before it
After it
A:
B: