Elena: When are coming back home?
Xavier: I'll be another hour, by the looks of things.
Elena: Can you go to the shop on the way home?
Xavier: Sure, which shop?
Elena: Hale Banacha. We need some more of your coffee, and they don't sell that in Żabka
Xavier: OK. Coffee, what else? Send me a list.
Elena: Butter, one pumpkin, 2 kg of potatoes, carrots, onions, big pack of kitchen rolls, Tymbark apple-mint, 2 2litre bottles.
Xavier: OK. 
Elena: Toothpaste, the one I like, soap. To i Owo. Mokate Cappucino. A can of peas - Bonduelle.
Xavier: What about water?
Elena: I got some water when I was out.
Elena: And we need a new ream of paper for the printer.
Xavier: OK, I'd better come home first and get a coffee, then I'll take the car to the shop.
Elena: That won't work.
Xavier: Why not?
Elena: Like I told you, you've run out of your coffee.
Xavier is out of his coffee. Elena sends him to do shopping. The list piles up.