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