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