What is dutch tulip hound?

The Dutch tulip hound is not a recognized breed of dog. It is possible that you are referring to the Dutch Tulip Hound Puzzle, which is a type of puzzle game that involves connecting tulips of the same color in a grid.

If you have any specific information or context about the "Dutch tulip hound" that you are referring to, please provide more details so that we can give you more accurate information.