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