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