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