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