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