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