Текст песни John Mayer - Walt Grace Submarine Test January 1967

This is what i could figure out from the 1:30m preview I found. The song is played 
on a mandolin, i think. The instrument sounds different to a guitar. The song is 
in the key of . If your knowledge of keys isn't particularly amazing, think of 
the key of , one semi-tone down.

Key: 

Walt Grace, desperately hating his old place
Dreamed to discover a new space
And buried himself alive
Inside his basement, tongue on the side of his face meant
He's working away on displacement
And what it would take to survive

'Cause when you're done with this world
You know the next is up to you
?                                    ?
And his wife told his kids he was crazy