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