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