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