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