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