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