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