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