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