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