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