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