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