human
I bet it goes clear through to China,
gpt
What sillies we are! said the Bottomless Pitt.
human
What are we trying to dig the blooming rock out for? There wouldn't be anything under it that far down. If anything's buried here it's in the ground at the base of the rock.
gpt
Well, there's the ground at the base of the rock, said the Captain, pointing to the heap of dirt.
human
We've dug it all up. There wasn't anything in it.