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