How do I get my hands free

Hint 1 of 4:

Did you "EXAMINE Rock wall" , the one behind James?

Hint 2 of 4:

Did you "EXAMINE ground" below ( on the screen ) James?

Hint 3 of 4:

Try "OPERATE ground" below James.

Hint 4 of 4:

Now "USE Ropes on Piece of metal".