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