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