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