What is this?
It's a sofa
Where is the bed?
There's the next to the bookshelf
Where is the sofa?
There's the sofa in front of the table
Where is the sofa?
IThere's the sofa behind the table
Where is the bookshelf?
There's the bookshelf behind the bed.
Where is the computer?
There's the computer in front of the clock.
Where is the clock?
There's the clock next to the computer
What is this?
It's a bookshelf
What is this?
It's a clock
What is this?
It's a bed
What is this?
It's a computer.
What is this?
It's a table