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