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