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