sock/next to/bed
Put the sock next to the bed.
mat/under/bed
Put the mat under the bed.
TV/next to/sofa
Put the TV next to the sofa
robot/between/dogs
The robot is between the dogs.
book/in/bookcase.
Put the book in the bookcase.
box/behind/chair
Put the box behind the chair.
ruler/in front of/armchair
Put the ruler in front of the armchair.