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