Here is the riddle:
1. There are 5 houses, each of a different color.
2. Each house is inhabited by one person of a different nationality: German, Englishman, Swede, Dane, Norwegian.
3. Each person drinks only one specific drink, smokes a specific brand of cigarettes, and keeps a specific animal.
4. None of the 5 people drink the same drink, smoke the same cigarettes, or keep the same animal as anyone else.
QUESTION: Who owns the fish?
Clues:
1. The Englishman lives in the red house.
2. The Swede keeps a dog.
3. The Dane drinks tea.
4. The green house is to the left of the white house.
5. The resident of the green house drinks coffee.
6. The person who smokes "Pall Mall" keeps a bird.
7. The resident of the middle house drinks milk.
8. The resident of the yellow house smokes "Dunhill".
9. The Norwegian lives in the first house.
10. The person who smokes "Marlboro" lives next to the person who keeps a cat.
11. The person who keeps a horse lives next to the person who smokes "Dunhill".
12. The person who smokes "Winfield" drinks beer.
13. The Norwegian lives next to the blue house.
14. The German smokes "Rothmans".
15. The person who smokes "Marlboro" lives next to the person who drinks water.


