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