human
What's that? he cried suddenly. A faint click, as of a spring in action, had sounded sharp in the stillness, but apparently with no other effect.
gpt
By Jove! he exclaimed,
human
I believe there is something behind it. You heard the click? See there! the panel's opened a bit at the side. Surely enough, there was a long crack on the right--the length of the picture.
gpt
Here, let's push.