Son: Mum, Dad, A mouse. 
Dad: Where is the mouse? 
Son: In that corner, near the table 
Dad: Where are they now? 
Son: Look, It's in the wardroom. 
Mom: Look, there are three mice in the wardroom. 
Dad: Where are they now? 
Mom: They are under the bed. 
Dad: Where are they now? 
Mom : They are on the table. 
Son: Now, they are behind you. 
Dad: Where are the mice? 
Mom: They run away.