Your goal is to find the secret four-color code. The following colors are possible: blue, green, white, black, red, brown.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['black', 'red', 'brown', 'white']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['blue', 'white', 'black', 'black']. Hint: one color is in the secret code but in the wrong position.
Guess: ['green', 'black', 'red', 'brown']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['blue', 'blue', 'green', 'red']. Hint: two colors are in the secret code but in the wrong positions.
A B C D
brown, black, brown, white red, brown, white, green black, green, black, white brown, green, red, black