Albert Einstein's Riddle Solution House; Colour; Nationality; Beverage; Cigar Brand; Pet 1 = Yellow; Norwegian; Water; Dunhill; Cats 2 = Blue; Danish; Tea; Blends; Horses 3 = Red; British; Milk; Pall Mall; Birds 4 = Green; German; Coffee; Prince; Fish 5 = White; Swedish; Beer; Blue Master; Dogs