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