Taken from http://www.coudal.com/thefish.php, 10/2/09
There are five houses in a row in different colors. In each house lives a person with a different nationality. The five owners drink a different drink, smoke a different brand of cigar and keep a different pet, one of which is a Walleye Pike. The question is-- who owns the fish? Hints:
| House number | 1 | 2 | 3 | 4 | 5 |
| Color | blue green red white yellow | blue green red white yellow | blue green red white yellow | blue green red white yellow | blue green red white yellow |
| Drinks | beer coffee milk tea water | beer coffee milk tea water | beer coffee milk tea water | beer coffee milk tea water | beer coffee milk tea water |
| Nationality | Brit Dane German Norwegian Swede | Brit Dane German Norwegian Swede | Brit Dane German Norwegian Swede | Brit Dane German Norwegian Swede | Brit Dane German Norwegian Swede |
| Pet | birds cats dogs fish horses | birds cats dogs fish horses | birds cats dogs fish horses | birds cats dogs fish horses | birds cats dogs fish horses |
| Smokes | Blends Bluemasters Dunhills Pall Malls Princes | Blends Bluemasters Dunhills Pall Malls Princes | Blends Bluemasters Dunhills Pall Malls Princes | Blends Bluemasters Dunhills Pall Malls Princes | Blends Bluemasters Dunhills Pall Malls Princes |