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