The original puzzle Zebra Puzzle by einstein
There are five houses.
1.  The Englishman lives in the red house.
2. The Spaniard owns the dog.
3. Coffee is drunk in the green house.
4. The Ukrainian drinks tea.
5. The green house is immediately to the right of the ivory house.
6. The Old Gold smoker owns snails.
7. Kools are smoked in the yellow house.
8. Milk is drunk in the middle house.
9. The Norwegian lives in the first house.
10. The man who smokes Chesterfields lives in the house next to the man with the fox.
11. Kools are smoked in the house next to the house where the horse is kept. 
12. The Lucky Strike smoker drinks orange juice.
13. The Japanese smokes Parliaments.
14. The Norwegian lives next to the blue house.
Now, who drinks water? Who owns the zebra?
Step 1 Breaking down relationships into visual blocks, the blocks are not ordered
Color 1. Red 5. Ivory 5. 3. Green 7. Yellow 14. Blue
National 1. English 2. Spain 4. Ukraine 13. Japan 14. Norway
* = Possible Locations
Drink 3. Coffee 4. Tea 12. Orange Juice
Pet 2. Dog 6. Snails 10. Fox * 10. Fox * 11. Horses * 11. Horses*
Cigers 6. Old Gold 7. Kools 10. Chesterfields 7 & 11. Kools 12. Lucky Strike 13. Parliaments
2 Rules are left which give specific orders
8. Milk is drunk in the middle house.
9. The Norwegian lives in the first house.
Step 2 Using the rules above place fix markers for Milk & Norway
Failed attempts… assuming that NORWAY living the 1st house, and 1st house from left
9. 1st House 9. 2nd House Middle House 4th House 5th House 9. 1st House 9. 2nd House Middle House 4th House 5th House
Color 7. Yellow 14. Blue 1. Red 5. Ivory 5. 3. Green 7. Yellow 14. Blue 5. Ivory 5. 3. Green 1. Red
National 9,14. Norway 4. Ukraine 1. English 13. Japan 2. Spain 9,14. Norway 4. Ukraine 13. Japan 2. Spain 1. English
Drink 4. Tea 8.  Milk 3. Coffee 4. Tea 8.  Milk 3. Coffee 12. Orange Juice
Pet 10. Fox * 11. Horses* 6. Snails 2. Dog 10. Fox * 11. Horses* 2. Dog
Cigers 7 & 11. Kools 10. Chesterfields 6. Old Gold 13. Parliaments 7 & 11. Kools 10. Chesterfields 13. Parliaments 12. Lucky Strike
Assumed that NORWAY Living the 1st house from the RIGHT… we'll talking about einstein u know ;)
9. 5th House 9. 4th House Middle House 2nd House 1st House
Color 5. Ivory 5. 3. Green 1. Red 14. Blue 7. Yellow
All pieces fit properly leaving 2 holes
National 2. Spain 13. Japan 1. English 4. Ukraine 9,14. Norway
Drink 12. Orange Juice 3. Coffee 8.  Milk 4. Tea Water
Pet 2. Dog Zebra 6. Snails 11. Horses* 10. Fox *
Cigers 12. Lucky Strike 13. Parliaments 6. Old Gold 10. Chesterfields 7 & 11. Kools