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