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