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