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