Your goal is to find the secret four-color code. The following colors are possible: brown, blue, black, red, green, white.
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: ['brown', 'black', 'green', 'white']. Hint: one color is in the correct position and one color is in the secret code but in the wrong position.
Guess: ['brown', 'brown', 'blue', 'white']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['blue', 'white', 'green', 'red']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['black', 'black', 'white', 'blue']. Hint: two colors are in the correct positions.
A B C D
green, black, black, black red, black, brown, blue white, brown, green, blue brown, red, blue, white