This is a complete record of its [whale's] thought from the moment it began its life till the moment it ended it.
[...]
Calm down, get a grip now oh! this is an interesting sensation, what is it? Its a sort of yawning, tingling sensation in my my well, I suppose Id better start finding names for things if I want to make any headway in what for the sake of what I shall call an argument I shall call the world, so lets call it my stomach.
(The Ultimate Hitchhiker's Guide to the Galaxy; Douglas Adams)

Should I read the part in bold as follows:

'if I want to make any headway in what for the sake of what I shall call an argument that I shall call the world'

Thanks.