a piano - the bookshelf and the bed
There is a piano between the bookshelf and the bed.
a chair - the desk
There is a chair in front of the desk.
a photo - the bookshelf
There is a photo on the bookshelf.
books - the shelf
There are some books on the shelf.
a lamp - the desk
There is a lamp on the desk.
a desk - the window
There is a desk in front of the window.
a piano - the bed
There is a piano next to the bed.
a rug - the floor
There is a rug on the floor.