The telescope is next to the ball

The telescope is next to the armchair

The telescope is in front of the chair

There is a telescope beetwen the armchair and the desk 

The white plane is on the shelf

The white plane is in the shelf

The white plane is at the shelf

The white plane is under the shelf

The white plane is in the shelf

The white plane is at the shelf

The white plane is on the shelf

The white plane is over the house

The chair is in front of the desk

The chair is in front of the armchair

The chair is over the desk

The chair is next to the desk

The pictures is on the wall

The pictures is in front of the wall

The pictures is in the wall

The pictures is at the wall