Who owns the fish? (Modified/Flawed Zebra Puzzle)

Assumptions :
 - There are five houses in five different colours
 - In each house lives a person of a different nationality
 - These owners all drink a certain type of beverage, smoke a certain brand of cigarette and keep a certain type of pet
 - No two owners have the same pet, smoke the same brand or drink the same beverage

Question :
 WHO OWNS THE FISH???
 
Hints :
1. The British lives in a red house.
2. The Swedish keeps dogs as pets.
3. The Danish drinks tea.
4. The Green house is on the left of the White house.
5. The owner of the Green house drinks coffee.
6. The person who smokes Pall Mall rears birds.
7. The owner of the Yellow house smokes Dunhill.
8. The man living in the centre house drinks milk.
9. The Norwegian lives in the first house.
10. The man who smokes Blends lives next to the one who keeps cats.
11. The man who keeps horses lives next to the man who smokes Dunhill.
12. The man who smokes Blue Master drinks beer.
13. The German smokes Prince.
14. The Norwegian lives next to the blue house.
15. The man who smokes Blends has a neighbour who drinks water.

Solution of Normal Populations :
 German
 However, this is not a correct answer
 Why?? 1. The green house doesn't need to be on the next to the white house
  2. The 1st house of Norwegian can be on the left side or right side

Correct Answers :
 Unknown (German, Norwegian, or Danish can own the fish)

All possible Combinations (solved by 3735943886) :

  1  -  Yellow  Norwegn Water   Dunhill Cat
  2  -  Blue    Danish  Tea     Blend   Horse
  3  -  Red     British Milk    PallM   Bird
  4  -  Green   German  Coffee  Prince  Fish
  5  -  White   Swedish Beer    BlueM   Dog

  1  -  Yellow  Norwegn Water   Dunhill Cat
  2  -  Blue    Danish  Tea     Blend   Horse
  3  -  Red     British Milk    PallM   Bird
  4  -  White   Swedish Beer    BlueM   Dog
  5  -  Green   German  Coffee  Prince  Fish

  1  -  Green   Norwegn Coffee  Blend   Fish
  2  -  Blue    German  Water   Prince  Cat
  3  -  Yellow  Swedish Milk    Dunhill Dog
  4  -  Red     British Beer    BlueM   Horse
  5  -  White   Danish  Tea     PallM   Bird

  1  -  Green   Norwegn Coffee  PallM   Bird
  2  -  Blue    German  Water   Prince  Cat
  3  -  Red     British Milk    Blend   Horse
  4  -  Yellow  Danish  Tea     Dunhill Fish
  5  -  White   Swedish Beer    BlueM   Dog

  1  -  Green   Norwegn Coffee  PallM   Bird
  2  -  Blue    German  Water   Prince  Fish
  3  -  Red     British Milk    Blend   Horse
  4  -  Yellow  Danish  Tea     Dunhill Cat
  5  -  White   Swedish Beer    BlueM   Dog

  1  -  Green   Norwegn Coffee  PallM   Bird
  2  -  Blue    German  Water   Prince  Cat
  3  -  White   Swedish Milk    Blend   Dog
  4  -  Yellow  Danish  Tea     Dunhill Fish
  5  -  Red     British Beer    BlueM   Horse

  1  -  Green   Norwegn Coffee  PallM   Bird
  2  -  Blue    German  Water   Prince  Fish
  3  -  White   Swedish Milk    Blend   Dog
  4  -  Yellow  Danish  Tea     Dunhill Cat
  5  -  Red     British Beer    BlueM   Horse

  1  -  Green   Norwegn Coffee  PallM   Bird
  2  -  Blue    German  Water   Prince  Cat
  3  -  White   Swedish Milk    Blend   Dog
  4  -  Red     British Beer    BlueM   Horse
  5  -  Yellow  Danish  Tea     Dunhill Fish

Alternative (flawless) versons can be found on Wikipedia