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